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Anton [14]
3 years ago
6

2.Photosynthesis and combustion of coal are two chemical reaction taking place.How can you describe both reactions on the basis

of energy transfer?
Chemistry
1 answer:
Tpy6a [65]3 years ago
5 0
They consist of co2 and h2o
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Would it be D....????<br> HELPPPPPP
AlekseyPX

Answer:

yes

Explanation:

6 0
4 years ago
A tow truck uses a force of 100 N to pull a car 10 meters. How much work was done?
Rainbow [258]
W = F * s
W = 100 * 10
W = 1000 J

In short, Your Answer would be 1000 Joules

Hope this helps!
8 0
3 years ago
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Your teacher gives you a concentrated solution of 12M nitric acid. Since that
Ostrovityanka [42]

Answer:

26.7 mL

Explanation:

M1*V1 = M2*V2

M1 = 12M

V1=?

M2 = 2.5M

V2=128 mL

12M*V1 = 2.5M*128 mL

V1 = 2.5*128/12 mL≈ 26.7 mL

8 0
3 years ago
State 3 properties of acid​
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Explanation:

taste sour (vinegar)

smell frequently burns nose

texture sticky

5 0
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Suppose you will determine the composition of the unknown substance that was collected at the scene of the crime. You are encour
maria [59]

Answer:

b   erergart

Explanation:

6 0
3 years ago
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