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Nonamiya [84]
3 years ago
7

The elements of the earth are in a constant process of being

Chemistry
1 answer:
Alja [10]3 years ago
5 0

Answer:

A: Recycled

Explanation:

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The compound MgSO4 , Epsom salt, is used to soothe sore feet and muscles. How many grams will you need to prepare a bath contain
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the value of the experiment with you and your family are doing well and that's what I was thinking took a break

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2 years ago
2 h2o ( g) 2 h2 (g) + o2 (g) kp = 7.8 × 10-16 at 930 k. give the value of kp for this reaction, if it is written as: 1/2o2 (g) +
trapecia [35]
When multiplying by a constant, raise Kp to the power of that constant.

When the reaction is reversed, it gives the inverse of Kp.

Kp^(-1/2) = (7.8 x 10^-16)^(-1/2) = 3.6 x 10^7
7 0
3 years ago
What is the difference between a strong and weak acid?
Mademuasel [1]

Answer:

The strong acids are fully ionized in aqueous solution, and they contains higher concentration of hydrogen ions. Strong acids are lower pH in nature. Some examples of strong acids are:

1) Hydrochloric acid.

2) Nitric acid.

3) Sulfuric acid.

The weak acids are not fully ionized, means they are partially ionized in aqueous solution, and they contains lower concentration of hydrogen ions. Weak acids are higher pH in nature than strong acid. Some examples of weak acids are:

1) Ethanoic acid.

2) Acetic acid.

3) Nitrous acid.

7 0
3 years ago
If the pH is 4.5, what is the pOH ?
Ahat [919]
PH+pOH=14
4.5+pOH=14
pOH=14-4.5
pOH = 9.5

We know that
[H⁺][OH⁻]=10⁻¹⁴,so

-log([H⁺][OH⁻])=-log10⁻¹⁴
-log [H⁺]+ (- log[OH⁻])= - log10⁻¹⁴,
- log[H⁺] = pH
- log[OH⁻] = pOH
- log10⁻¹⁴=-(-14)log10=14*1=14
pH + pOH =14

7 0
3 years ago
Jamal does not produce enough insulin to regulate his blood sugar. What part of the endocrine system is most likely being affect
Blizzard [7]

Answer:

B pancreas, since the pancreas secretes insulin

Explanation:

7 0
3 years ago
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