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Travka [436]
3 years ago
6

Please help im really stressed and doing 2 tests at the same time

Chemistry
2 answers:
DanielleElmas [232]3 years ago
7 0
The answer is A, good luck
jok3333 [9.3K]3 years ago
3 0
The answer is A because the minerals needed to make a phone is found underground only. Hope this helps if so mark me the brainiest!!
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Bromine can be classified as a
sergiy2304 [10]

Answer:

Halogen / salt-former

Explanation:

Bromine is classified as an element in the 'Halogens' section which can be located in group 7 of the Periodic Table. The term "halogen" means "salt-former" and compounds containing halogens are called "salts".

8 0
3 years ago
Heat is added to a chemical system. Which energy will increase?
dmitriy555 [2]

Answer:

the kinetic energy of the reactant molecules(C)

Explanation: i hope this is the correct answer if this is wrong or incorrect please let me know

8 0
3 years ago
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A measurement must include both number and a ?
MatroZZZ [7]
Unit of measurement
ex: ft, in, etc.
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3 years ago
Calculate the heat required to convert 5.0 g of ice at 0.0 c to steam at 100
Fiesta28 [93]
Heat= latent heat of fusion+sensible heat+ latent heat of vapourization
=(79.7*5)+(5*100*1)+(540*5)
=3598.5 cal
6 0
4 years ago
Sulfur (S) = 32, and of oxygen (O) = 16.
olganol [36]

Answer:

It should be 115.5 amu but you didnt type that as an answer choice so...

Explanation:

Bruh all you had to do was add oxygen and sulfur and subtract from the total to get your answer :D.

5 0
3 years ago
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