Chemistry, 29.01.2020 21:56 startabull
What is the significance of the discovery: e = mc2? mass moving at the speed of light has energy. any moving mass emits energy. mass and energy can convert to one another. none of the above
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Chemistry, 22.06.2019 04:00
What layer of the atmosphere is directly above the troposphere?
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Chemistry, 22.06.2019 12:40
When 13.3 g koh is dissolved in 102.7 g of water in a coffee-cup calorimeter, the temperature rises from 21.4 °c to 31.53 °c. what is the enthalpy change per gram of koh (j/g) dissolved in the water? * take the density of water as 1.00 g/ml. * assume that the solution has a specific heat capacity of 4.18 j/g*k. enter to 1 decimal place. do not forget the appropriate sign /(+). canvas may auto-delete the (+) sign
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Chemistry, 22.06.2019 14:00
What mass of natural gas (ch4) must you burn to emit 276 kj of heat?
Answers: 1
What is the significance of the discovery: e = mc2? mass moving at the speed of light has energy....
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