2 years ago

What is always true of a weak base

Chemistry

1 answer:

tangare [24]2 years ago

3 0

Answer: Some of the original base remains in the solution.

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Consider the following reaction

Fynjy0 [20]

Answer:

92.72 kJ

Explanation:

2 N₂ (g) + O₂ (g) —-> 2 N₂O

According to question , one mole of N₂O requires 163.2 kJ of heat

Molecular weight of N₂O = 44 gm

25 g N₂O = 25 / 44 mole

25 / 44 mole will require 163.2 x 25 / 44 kJ

= 92.72 kJ

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2 years ago

What happens when we decrease the height of an inclined plane?

Mashutka [201]

Answer:

b is the answer.

Explanation:

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Methanoic acid has a molecular formula of HCOOH, when form an ester it's HCOO-, so the rest of the ester is -C4H9, a saturated 4 carbon chain. As shown in the attached diagram, there are 4 structural isomers, and the third isomer has 2 stereoisomers. So the answers is D:5.

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2 years ago

Match the special cases of each gas law with its description. A law may be used more than once. In the equations, K is a constan

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Answer:

A - P1V1 = P2 V2

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C - V = kn

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Answer:

100 HZ 1,000 HZ 10,000 HZ there you go :)

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