Ask question

Ask question

All categories

3 years ago

7

Which chemical equation is balanced

1 answer:

Norma-Jean [14]3 years ago

5 0

Explanation:

right answer is A

2K + H20 → K20 + H2

You might be interested in

How is weed bad to smoke? And do you smoke?

gladu [14]

its very unneficient

7 0

3 years ago

Read 2 more answers

What happens when a catalyst is added to a chemical reaction that is already in progress?

Elanso [62]

Explanation:

when the catalyst is added the reaction with the lower activation energy occur

3 0

3 years ago

Which of the statement below states the negative impact did chemistry have on society through the production and use of chlorofl

9966 [12]

I think the correct answer from the choices listed above is option A. The statement that states a negative impact of chemistry on the society is that hazardous <span>coolants in refrigeration units were replaced. One example of this coolant is the </span><span>production and use of chlorofluorocarbons (CFCs) which replaced by more safer coolants.</span>

3 0

3 years ago

Which of the following could be described as exotic? *

Gnesinka [82]

A rare type of flower

4 0

2 years ago

Read 2 more answers

How many moles are in 7.1x10^21 atoms of iron?

Nitella [24]

Answer:

0.011 moles

Explanation:

There are about 6.02*10^23 atoms in a mole, so in the given sample, there are

$\frac{7.01 \times {10}^{21} }{6.02 \times {10}^{23} }$

which is about 0.011 moles.

8 0

3 years ago