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irinina [24]
4 years ago
10

Science need help now plz wut?

Chemistry
2 answers:
mamaluj [8]4 years ago
8 0

Answer:

The correct answer is A.

igomit [66]4 years ago
3 0

Answer: The answer is A. The mass of the reactants equals the mass of the products.

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Which term names the concentration of salts dissolved in a liquid?
Viefleur [7K]
Hey there!
The answer is D, Salinity.
Salinity is the concentration of salt in water. Ocean water often has high salinity and this can contribute to things like upwelling and water density- but these all start from salinity.
Hope this helps!
4 0
4 years ago
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What is the scientific notation for the expression 0.0000015 cm
PIT_PIT [208]
1.5 × 10^-6 i would think
3 0
3 years ago
How do molecules move to the location of the chemical change
Svetach [21]

In a chemical change, the molecules in the reactants interact to form new substances. In a physical change, like a state change or dissolving, no new substance is formed.

hope this helped

4 0
3 years ago
One atom of an element possesses 80 protons, 80 electrons, and 121 neutrons. Given this information, what is the atomic mass of
IRINA_888 [86]

Answer:

I think the answer is 4) 41

Explanation:

APE= atomic number, proton and the electrons are the same number

MAN= mass = atomic number - neutrons

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i haven't done this in a while so hope this helps :)

3 0
3 years ago
suppose you have a sample of an unknown mineral with a mass of 86g. you placed the sample in agrduated cylinder filled with wate
mariarad [96]
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