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Allisa [31]
3 years ago
12

Reason why chemistry is studied

Chemistry
1 answer:
mina [271]3 years ago
3 0

Answer: Chemistry is the study of change. Various reasons why to study Chemistry is to appreciate the fundamentals of the world such as the composition of all living thing. We are made up of matter. The interaction of sub atomic particles in an atom to form a single being. Also to understand how certain chemicals are beneficial and harmful in our lives just by reading product labels.

Explanation:

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If the mass of 293nv is 293.10 amu and that of 295nv is 295.45 amu , what is the atomic weight of nv?
ycow [4]

Answer;

294.13 amu

Solution;

-293nv is 293.10 amu and that of 295nv is 295.45 amu

293.05+295.2=588.25

588.25/2= 294.13 amu

an amu of 294.13 using significant figures

3 0
3 years ago
A certain pressure of n2o4 is initially added to an otherwise evacuated rigid vessel. at equilibrium, 25.8% of n2o4 remains. det
mote1985 [20]
The pressure is 902 x10 as it has partial adequates which is linguistic in an average point
6 0
3 years ago
Radioactive americium-241 is used in household smoke detectors and in bone mineral analysis.
Varvara68 [4.7K]

Answer:

Electrons- 95

Protons- 95

Neutrons-146

Explanation:

An atoms is made up of three fundamental particles; electrons, protons and neutrons,

Americium belongs to the f block in the periodic table. It is an actinide element.

An atom of Am-241 contains 95 protons, 95 electrons and 146 neutrons.

4 0
3 years ago
Help?
ss7ja [257]

Newton's F=ma, which means the force (F) acting on an object is equal to the mass (m) of an object times its acceleration (a)

Explanation:

F = ma, or force is equal to mass times acceleration.

4 0
2 years ago
What kind of ions do acids have and what kind of ions do bases produce when you dissolve them in water
natulia [17]
Acids have hydronium ions and when dissolved in water, bases produce hydroxide ions. Hope this helps. 
3 0
3 years ago
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