Chemistry, 20.05.2021 18:40 myahprovenzano
A sample of Aluminum absorbs 9.69 Joules of heat, upon which the temperature of the sample increases from 23.2°C to 30 .5°C. since the specific heat capacity of aluminum is 0.90 joules/(g•°C) the mass of sample is :
A. 8.1 g
B. 65 g
C. 1.5 g
D. 72g
Answers: 1
Chemistry, 22.06.2019 16:00
Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules
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Chemistry, 22.06.2019 17:30
I'm learning about the periodic tables and what each subject's configuration is. for example, hydrogen is 1s^1, but i don't understand how you get that. can someone me understand how to figure out how to figure this out? sorry if the question makes no sense, but it would really a lot if you could me understand! you so much if you can!
Answers: 1
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