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yuradex [85]
4 years ago
7

Can anyone answer these ? 40 points !!

Chemistry
1 answer:
lesantik [10]4 years ago
4 0

1st one is D

2nd one is A

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aliina [53]

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3 0
3 years ago
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PLEASE HELP! Class is almost ending, I don't want to repeat.
nikklg [1K]
ANSWERS:

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I have attached my work for 1-3. I would like to see if you can get 4 and 5 on your own. but, if you are struggling/copnfused please let me know in the comments! :)

6 0
4 years ago
Help plz!!!!!!!!!! Urgent
monitta

Answer:

Explanation:

10^-2

6 0
3 years ago
Two different substances of the same mass will have the same specific heat capacity. True or false?
Natalija [7]
The answer to your question is true.
7 0
4 years ago
How many moles of NH4NO3(s) must be dissolved in water so that 73.0 kJ of heat is absorbed from the water? (The molar heat of so
fenix001 [56]
25 kj  absorbed  by  dissolving  1 mole of  NH4NO3

1kj  is   absorbed  by  dissolving =  1/25.7 =  0.03891  moles
what  about  73  kj  absorbed  by  dissolving

0.03891  x73=  2.8404 moles

3 0
3 years ago
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