Chemistry, 12.01.2020 05:31 mrblake1594
1. how does the amount of energy in the batteries in a flashlight compare to the total amount of energy given off by the flashlight as light and heat?
2. what are two ways the rate of a chemical reaction can be changed?
3. imagine you chew a cracker and swallow it.
a. what role does saliva play?
b. how is energy stored in a cracker?
c. how is energy released from the cracker?
Answers: 1
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Δu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .
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The vapor pressure of ethanol is 1.00 × 102 mmhg at 34.90°c. what is its vapor pressure at 61.61°c? (δhvap for ethanol is 39.3 kj/mol.)
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At the current rate, a graph of carbon dioxide produced by fossil fuels over time would slope upward slope downward be horizontal be vertical
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1. how does the amount of energy in the batteries in a flashlight compare to the total amount of ene...
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