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vichka [17]
3 years ago
9

All molecules have the same kinetic energy and hence the same speed. O True O False

Chemistry
1 answer:
topjm [15]3 years ago
4 0
False...their speed differs
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Interpret the following equation for a chemical reaction using the coefficients given: H2(g) + Cl2(g) 2 HCl(g) On the particulat
jeyben [28]

Answer:

On the particulate level: 1 molecule of H₂(g) reacts with 1 molecule of Cl₂(g) to form 2 molecules of HCl(g).

On the molar level: 1 mole of H₂(g) reacts with 1 mole of Cl₂(g) to form 2 moles of HCl(g).

Explanation:

Let's consider the following equation.

H₂(g) + Cl₂(g) → 2 HCl(g)

We can use the balanced equation to interpret the changes in two levels: the particulate level and the molar level.

On the particulate level, we consider discrete molecules.

On the particulate level: 1 molecule of H₂(g) reacts with 1 molecule of Cl₂(g) to form 2 molecules of HCl(g).

On the molar level, we think in terms of moles, considering 1 mole of particles = 6.02 × 10²³ particles.

On the molar level: 1 mole of H₂(g) reacts with 1 mole of Cl₂(g) to form 2 moles of HCl(g).

7 0
4 years ago
Convert 256.3 g sodium carbonate to formula units
nalin [4]

Answer:

1.46 X 10^24 fu Na2CO3

Explanation:

7 0
3 years ago
Which of the following is not among the advantages of generating nuclear energy?
WARRIOR [948]

B

While nuclear energy does not pollute the environment, it poses the risk of radiation which is harmful to organisms because it causes lethal mutations.

Explanation:

Nuclear fission, for example, releases neutrons and other particles (at very high speeds) that can ionize materials including DNA. This will induce mutations of DNA most of which are usually lethal to organisms. Gamma and X- rays are also produced by fusion reactions and  if exposed to organisms also cause mutations on DNA through double stranded breaks. Therefore, the risk of an accident of a nuclear reactor can have immense ramifications on the ecosystems.

Learn More:

For merits and demerits of nuclear energy check out;

brainly.com/question/1161965

brainly.com/question/3760263

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3 years ago
Find the acceleration if a car goes from 40 to 50 mph in 5 seconds
Anastaziya [24]

Answer:

62.5 mph/seconds

Explanation:

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3 0
3 years ago
Would it still be a "mixture"?
pashok25 [27]
Conglomerate rock, water and oil, a portion salad, trail mix, and concrete (not cement).
7 0
3 years ago
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