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julsineya [31]
4 years ago
12

How many oxygen molecules should be added to the reactants side to obey the law of conservation of matter?

Chemistry
1 answer:
stiv31 [10]4 years ago
3 0

Answer:

Four

Explanation:

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This is a measure of mass per unit volume.
il63 [147K]

Answer:

Density

Explanation:

Density is defined as the mass per unit volume. It is the ratio between the mass and the volume of a substance. It does not matter how large or small a sample of matter is, the same substance will always have the same density, because of this. The ratio between the mass and volume remains the same.

8 0
3 years ago
2. You have 200g or a solution that contains 30g of hydrochloric acid (HCI),
alex41 [277]

Answer:

the percentage of your solution that made up of HCI acid is 15%

Explanation:

The computation of the percentage of your solution that made up of HCI acid is given below:

Given that

There is 200g or a solution that have 0 g of hydrochloric acid (HCI)

Based on the above information

The percentage is

= 30g ÷ 200g

= 15%

Hence, the percentage of your solution that made up of HCI acid is 15%

7 0
3 years ago
Some weather conditions are shown.
xxMikexx [17]

Answer:

Tornado

Explanation:

This is because, tornados are heavy constant winds that are blowing around all over causing an unstable atmosphere. Sometimes the weather will change drastically like causing hail, and cold fronts moving in. This is exactly what matches the conditions you show! :)

Hope this helps! Please mark as brainliest!

5 0
3 years ago
Which part of the mantle is still a solid but flows like a thick, heavy liquid?
marusya05 [52]

Hello!

Your answer is A, asthenosphere

<u>The asthenosphere is a part of the mantle</u>. It helps move the plates in the Earth.

It is <u>below the lithosphere,</u> between <u>80 and 200 km</u> below the surface.

Therfore, the asthenosphere is <u>the part of the mantle that is still a solid but flows like a thick, heavy liquid.</u>

<u />

Hope this helps!

Have a great day!

3 0
4 years ago
Read 2 more answers
In pyruvate oxidation, the electron donor is _____ and the electron acceptor is _____.
vazorg [7]

Answer:

pyruvate,NAD+

Explanation:

5 0
3 years ago
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