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Aleksandr [31]
3 years ago
15

Any reaction that absorbs 150 kcal of energy can be classified as

Chemistry
1 answer:
Dennis_Churaev [7]3 years ago
6 0
The answer should be (D) endothermic reaction.

Reason : -  Reactions in which energy is absorbed are called endothermic reactions. In your provided question, 150 kcal energy is being <u>absorbed</u>, and thus, we can say that it is an endothermic reaction. 
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Maya adds six grams of sugar to water bottle containing 14 g of warm water what is the total weight of the sugar and water
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4 0
3 years ago
---
svet-max [94.6K]
  • No of protons=No of electrons=15
<h3>Mass no:-No of neutrons+No of protons </h3>

\\ \tt\longmapsto 15+16=31

Now

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Electronic configuration:-

\\ \tt\longmapsto 1s^22s^22p^63s^23p^3.

  • Valency=3

Chloride formula:-

\\ \tt\longmapsto XCl_3

or.

\\ \tt\longmapsto PCl_3

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2 years ago
What are all four Quantum numbers of 11th electron of magnesium​
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