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Sloan [31]
2 years ago
7

Which two chemical substances are needed to begin the photosynthesis factory process?

Chemistry
1 answer:
Rudiy272 years ago
5 0
<span>Carbon dioxide CO2 and water H2O. Through photosynthesis makes sugar C6H12O6.</span>
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Select True or False: The equilibrium constant for the chemical equation 2NO(g) O2(g) 2NO2(g) is two times the equilibrium const
ser-zykov [4K]

Answer:

False

Explanation:

The first reaction is;

NO(g) + 1/2O2(g) ---->NO2(g)

K= [NO2]/[NO] [ O2]^1/2

The second reaction is;

2NO(g) + O2(g) ---->2NO2(g)

K'= [NO2]^2/[NO]^2 [O2]

It now follows that;

K'= K^2

Hence the statement in the question is false

4 0
2 years ago
Which subatomic particles have a positive charge and are located in the nucleus?
d1i1m1o1n [39]

Answer: Atomic Particles

Explanation:

toms consist of three basic particles: protons, electrons, and neutrons. The nucleus (center) of the atom contains the protons (positively charged) and the neutrons (no charge). The outermost regions of the atom are called electron shells and contain the electrons (negatively charged).

8 0
2 years ago
Please help me I need these answers
Cerrena [4.2K]

1 is true

2 is d 7

3 is

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            3             d

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8 0
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Which best describes the asteroid belt
harina [27]

i think that the answer is d. millions of small rocky objects

5 0
3 years ago
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A piece of asphalt has a volume of 5.0 cm3 and a mass of 7.5 g. What is the density of the asphalt?
strojnjashka [21]
Density = mass / volume
Density = 7.5 g / 5.0 cm3
Density = 1.5 g/cm3
6 0
2 years ago
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