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Elina [12.6K]
1 year ago
7

How many valence electrons does sr2+ have

Chemistry
1 answer:
ololo11 [35]1 year ago
6 0

Answer:

8 valence electrons

Explanation:

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Which statement is TRUE about the following reaction.
Mars2501 [29]

Answer:

it is an exothermic reaction

6 0
2 years ago
Tryptophan is one of the amino acids found in proteins:
evablogger [386]

Tryptophan is one of the amino acids found in protein and it has 28 sigma bonds present in the tryptophan.

<h3>What is  tryptophan?</h3>

Tryptophan is an essential amino acid that serves several important purposes, like nitrogen balance in adults and growth in infants. Tryptophan is an amino acid needed for normal growth in infants and for the production and maintenance of the body's proteins, muscles, enzymes, and neurotransmitters. It is an essential amino acid that  means your body cannot produce it. The body uses tryptophan to help make melatonin and serotonin. Melatonin helps regulate the sleep-wake cycle, and serotonin is thought to help regulate appetite, sleep, mood, and pain.

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4 0
2 years ago
Where am I missing an electron?
shtirl [24]
There should be three electrons.
Four neutrons and four protons.

let me know if i helped or if I was wrong
4 0
3 years ago
An object moves +4 m/s for one minute. Then it turns around and moves -4 m/s. What had to change during the time the object reve
shusha [124]

The answer will be 0
3 0
3 years ago
Read 2 more answers
Acetylene gas, C2H2, releases large quantities of heat when it burns, making it ideal for welding applications. This gas is gene
Karo-lina-s [1.5K]

Answer:

64 kg

Explanation:

The computation of the number of kg need to ordered is shown below:

As we know that

CaC_2 + 2H_2O \rightarrow Ca(OH)^2   + C_2H_2

Now as we know that

1  mole of C_2H_2 generated from 1 mole of CaC_2

Now

26g of C_2H_2 generated from 64g of CaC_2

And,

26kg of C_2H_2 generated from

= \frac{64g\times26Kg}{26g}

= 64kg CaC_2

Hence, the number of kg that required for ordering the calcium carbide is 64 kg

5 0
3 years ago
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