3 years ago

I need help please .!

Chemistry

1 answer:

Debora [2.8K]3 years ago

8 0

hydrogen (H2),and oxygen (O2),, that is the answer

You might be interested in

How would you distinguish a scientific theory from a scientific law?

Sphinxa [80]

A theory is something that is yet to be proven and a law is proven and can be reproduced

5 0

3 years ago

What is a negatively charged subatomic particle?

zvonat [6]

I think its electrons

5 0

3 years ago

Suppose a mountain range is made up of 18 mountains, each mountain has

8_murik_8 [283]

The answer is 1.98 x 10^10 leaves.

18 mountains x 8800 trees = 158400 total trees

158400 total trees x 125000 leaves = 19800000000 total leaves in entire mountain range

Sci not: 1.98 x 10^10 leaves

To do scientific notation, put the decimal place right after the first digit in the number and count how many places are behind the decimal. you'll write the number of places after the decimal after the ^ in the 10^.

7 0

3 years ago

What is the pH of the solution if the [H+] is 1 x 10-12 ?

jarptica [38.1K]

Answer:

Explanation:

The pH of a solution can be found by using the formula

$pH = - log [ {H}^{+} ]$

From the question we have

$pH = - log(1 \times {10}^{ - 12} ) \\$

We have the final answer as

Hope this helps you

5 0

3 years ago

What is the term for photosynthesis<br>

Alla [95]

The process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water.

5 0

3 years ago