Chemistry Questions and Answers (Q&A)

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In conservation of environment lesson bio plastic 3 option is the green chemistry product

5 Answers

To solve this problem remember one thing: the volume will remain constant because the gas is placed in a steel tank. The formula you need to follow is: P1/T1 = P2/T2. Input all of the needed...

4 Answers

My friend is an expert at knowing marshmellows because he is one huuuuhhhhh

4 Answers

The general properties of matter such as color, density, hardness, are examples of physical properties. Properties that describe how a substance changes into a completely different substance are...

4 Answers

NF3 has a trigonal pyramidal structure. Nitrogen has three bonds with fluorine and the presence of one lone pair. There is a good amount of polarity due to the electronegativity differences in...

3 Answers

The sum of the coefficients is basically the total number of reacting molecules and products formed. However, you need to balance the equation first in order to reach the right value. For that,...

3 Answers

The correct answer is answering E: the atoms have the same atomic number, but a different number of neutrons. This is key. The atomic number signifies how many protons an atom has. If it has...

3 Answers

Given: Sea water contains roughly 28.0 g of NaCl per liter.

To find: What is the molarity of sodium chloride (NaCl) in sea water?

Solution:

Molecular mass of NaCl=...

3 Answers

Option B - increase in pressure.
The extent of adsorption is directly proportional to the pressure. Therefore, increase in pressure will cause increase in rate of adsorption.

Keep...

3 Answers

The volume occupied by the Ammonia gas is C. 67.2 Liters. Ammonia is a compound that is composed of both nitrogen and hydrogen. Ammonia is normally used in order to rouse people into...

3 Answers

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