lithium batteries temperature

What is the percent abundance of lithium-6?
Lithium forms compounds which are used in dry cells and storage batteries and in high-temperature
lubricants. It has two naturally occurring isotopes, 6Li (isotopic mass = 6.015121 amu) and 7Li (isotopic
mass = 7.016003 amu). Lithium has an atomic mass of 6.9409 amu. What is the percent abundance of
lithium-6?
A. 92.50%
B. 86.66%
C. 46.16%
D. 7.503%
E. 6.080%
D
ref: http://en.wikipedia.org/wiki/Lithium
If you want to solve it mathematically you can do it that way too:
6.9409 = weight6Li*%6Li + weight7Li*%7Li
%6Li + %7Li = x + (1-x) = 1
6.9409 = 6.015121(x) + 7.016003(1-x) =>
-0.075103 = -1.000882x
x = 0.07503 or 7.503 %
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Zojirushi NS-VGC05 Micom 3-Cup (Uncooked) Electric Rice Cooker and Warmer $106.88 The 3-cup Micom Rice Cooker & Warmer is ideal for singles and smaller families and features micro computerized Fuzzy logic technology, which allows the rice cooker to ‘think’ for itself and make fine adjustments to temperature and heating time to cook perfect rice every time. 3 cup size cooks as little as 1/2 cup of rice and can also bake cakes. Multi-menu cooking functions include white/mixed/sus… |
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Calculated Industries KitchenCalc 8305 PRO Master Chef Edition Recipe Conversion Calculator with Dual Digital Timer $27.02 Increase or decrease recipe yields or portions quickly and accurately with the KitchenCalc Pro Master Chef Edition recipe conversion calculator (model 8305) from Calculated Industries–no more “guesstimating” ingredient quantities. You’ll save time in the kitchen and produce great-tasting meals when entertaining, meal planning, or simply cooking for two. This Master Chef Edition was designed… |
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Milwaukee 48-11-1828 M18 XC RED LITHIUM 18-Volt Lithium-ion Cordless Tool Battery $208.00 The Milwaukee M18 Red Lithium XC High Capacity LITHIUM-ION Battery pack offers increased run-time with 40% less weight than an 18V NiCd battery. Compatible With: Certain Milwaukee Cordless Tools, Battery Amp/Hour: 3.0, Battery Type: Lithium Ion, Volts: 18, Thermal Protector: Yes, Low Battery Indicator: Yes, Dimensions L x W x H (in.): 3 x 6 x 7 1/2… |
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Energizer Watch/Electronic Batteries, 3 Volts, 2032, 2 batteries (Lithium Button Cell) $0.01 3VCardboard card for peg hook… |
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Sanyo NEW 1500 eneloop 8 Pack AAA Ni-MH Pre-Charged Rechargeable Batteries $16.99 The SEC-HR4U8BPN 4-AAA Eneloop battery pack utilizes SANYO’s advanced rechargeable battery technology allowing them to last longer than ever before! Unlike disposable batteries which can only be used only once and are wasteful to the environment, the eneloop batteries can be recharged up to 1,500 times. They come pre-charged, can be used immediately out of the pack and maintain 75% of their charge… |
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Saft LS-14250 1/2 AA 3.6V Lithium Primary Battery for Mac computers (non Rechargeable) $1.94 Features and Benefits: 1/2AA size Lithium Thionyl Chloride Cylindrical Cell. High energy, high reliability 3.6 volt power source. Excellent memory backup power source. Low self discharge rate gives this cell a 10 year shelf life. Stable voltage and broad temperature range (-60° to +85°C). Replacement For: 1770-XZ, 3B26, 418-0076, 60-0576-100, 6135-99-770-2535, 6ES5-980-0MA11, 742-0011, 922-1262,… |
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5000mAh External Backup Battery Power Bank with DuaL USB Port Charger Adapter Pack for iPad2 / iPad, iPhone 4G/3Gs/3G (AT and T and Verizon), iPod Touch, Motorola Droid Phones, HTC Android Phones, Blackberry, Kindle DX, Samsung Galaxy S, Samsung EPIC, Nintendo, Sony PSP etc. $14.99 Product Specifications:-Input: 5.0V, 1A(max)-Output: USB1 5.3V, 500Ma-USB Port: 5.1V, 1.5A(max), can charge Apple ipad-Cell: Lithium polymer-Capacity: 5000mAh-Size: 110x71x16 mm-Weight: 160g-Charge State: 3 LED display… |
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Portfolio Book Cover Carrying Case with Built in Bluetooth Keyboard for Samsung Galaxy Tab 7 with Stand $27.48 Built-in Wireless Bluetooth 2.0 Silicone keyboard. Stylish protective PU leather Case designed only for GALAXY Tab 7″ display stand for easy viewing. Rechargeable lithium battery lasts for approximately 45 hours per charge. Special home screen key for one-touch access to variety of applications. Light weight, quiet keystrokes, dust proof & spill-proof. Energy saving keyboard sleep mode. Intelligen… |
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NB-5L Canon Replacement Battery + Slim Kroo Camera Case for Canon PowerShot SD700IS SD790IS SD800IS SD850IS SD870IS SD880IS SD890IS SD900 SD950IS SD970IS SD990IS Case and NB-5L Battery fits the following camera: Canon PowerShot SD700IS Canon PowerShot SD790IS Canon PowerShot SD800IS Canon PowerShot SD850IS Canon PowerShot SD870IS Canon PowerShot SD880IS Canon PowerShot SD890IS Canon PowerShot SD900 Canon PowerShot SD950IS Canon PowerShot SD970IS Canon PowerShot SD990IS… |
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(4 in 1 Nb-3l Professional Kit) Kroo Camera Case for Canon Powershot + Nb-3l 3 in 1 Charger Set for Canon Powershot + Li-ion Battery for Canon Nb-3l Compatible Digital Cameras Compatible with Canon PowerShot SD500 Canon PowerShot SD550 Canon PowerShot SD10 Canon PowerShot SD100 Canon Powershot SD110 Canon Powershot SD20… |
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Tenergy TB6AC 50W/5A AC/DC Dual Power Balancing Charger for NiMH/NiCD/Li-PO/Li-Fe/SLA $59.99 One of today’s most advanced type of smart charger (with built-in AC Adaptor). Can accept three types of Lithium batteries – LiIo, LiPo and LiFe. It offers additional Lithium programming. Fast charge reduces the charging time of the Lithium battery and the Storage mode controls the final voltage of the battery to be suit for long time storage. Also feature LCD display and High-quality aluminum cas… |
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Combo Special: Tenergy Vantage B6s Plus Advanced Balancing Charger + Switch Power Supply $49.99 The Best ALL-IN-One Compact Universal Charger in the Market No extra hassle of trying to find connector adapters, or worrying about if your Hobby battery pack is supported. Supports multiple types of battery packs with one single charger! The follow packs are supported: * NiMH/NiCD 1~15 cells (1.2v to 18v) |
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NEEWER® 160 LED CN-160 Dimmable Ultra High Power Panel Digital Camera / Camcorder Video Light, LED Light for Canon, Nikon, Pentax, Panasonic,SONY, Samsung and Olympus Digital SLR Cameras $31.95 This super lightweight 160-piece-LED video light can be used in video taking. either for lights setup or supplement, the light intensity can be changed to offer professional effects. Specification: Input: DC 7.2V~8.4V |
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Proceedings of the Symposium on High Power, Ambient Temperature Lithium Batteries (Battery Division, Proceedings, Vol 92-15) $40.00 … |
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Zojirushi NS-VGC05 Micom 3-Cup (Uncooked) Electric Rice Cooker and Warmer $106.88 The 3-cup Micom Rice Cooker & Warmer is ideal for singles and smaller families and features micro computerized Fuzzy logic technology, which allows the rice cooker to ‘think’ for itself and make fine adjustments to temperature and heating time to cook perfect rice every time. 3 cup size cooks as little as 1/2 cup of rice and can also bake cakes. Multi-menu cooking functions include white/mixed/sus… |
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Calculated Industries KitchenCalc 8305 PRO Master Chef Edition Recipe Conversion Calculator with Dual Digital Timer $27.02 If you are a busy cook, or even slightly mathematically challenged, you’ll love this device. It allows you to scale recipes up or down, easily calculating increases and decreases in portions. If you have a European cookbook or two, it cuts through all that metric confusion – coverting weights and measures quickly in fractions or decimals. Enter and convert between teaspoons, tablespoons, fluid oun… |
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Saft LS-14250 1/2 AA 3.6V Lithium Primary Battery for Mac computers (non Rechargeable) $1.94 Features and Benefits: 1/2AA size Lithium Thionyl Chloride Cylindrical Cell. High energy, high reliability 3.6 volt power source. Excellent memory backup power source. Low self discharge rate gives this cell a 10 year shelf life. Stable voltage and broad temperature range (-60° to +85°C). Replacement For: 1770-XZ, 3B26, 418-0076, 60-0576-100, 6135-99-770-2535, 6ES5-980-0MA11, 742-0011, 922-1262,… |
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5000mAh External Backup Battery Power Bank with DuaL USB Port Charger Adapter Pack for iPad2 / iPad, iPhone 4G/3Gs/3G (AT and T and Verizon), iPod Touch, Motorola Droid Phones, HTC Android Phones, Blackberry, Kindle DX, Samsung Galaxy S, Samsung EPIC, Nintendo, Sony PSP etc. $14.99 Product Specifications:-Input: 5.0V, 1A(max)-Output: USB1 5.3V, 500Ma-USB Port: 5.1V, 1.5A(max), can charge Apple ipad-Cell: Lithium polymer-Capacity: 5000mAh-Size: 110x71x16 mm-Weight: 160g-Charge State: 3 LED display… |
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Saft 1/2AA Size Lithium Batteries (3.6V & 1200 mAh), 4 pack $14.49 Features and Benefits: 1/2AA size Lithium Thionyl Chloride Cylindrical Cell. High energy, high reliability 3.6 volt power source. Excellent memory backup power source. Low self discharge rate gives this cell a 10 year shelf life. Stable voltage and broad temperature range (-60° to +85°C). Replacement For: 1770-XZ, 3B26, 418-0076, 60-0576-100, 6135-99-770-2535, 6ES5-980-0MA11, 742-0011, 922-1262,… |
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Energizer Watch/Electronic Batteries, 3 Volts, 2032, 2 batteries (Lithium Button Cell) $0.01 3VCardboard card for peg hook… |
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NEEWER® 160 LED CN-160 Dimmable Ultra High Power Panel Digital Camera / Camcorder Video Light, LED Light for Canon, Nikon, Pentax, Panasonic,SONY, Samsung and Olympus Digital SLR Cameras $31.95 This super lightweight 160-piece-LED video light can be used in video taking. either for lights setup or supplement, the light intensity can be changed to offer professional effects. Specification: Input: DC 7.2V~8.4V |
