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schepotkina [342]
2 years ago
13

3 key features of Asteroid

Chemistry
1 answer:
Firdavs [7]2 years ago
7 0

Explanation:

1) most are made of rock ...

2)has jagged or irregular shapes ...

3)are found in the middle region of the asteroid beil...

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Calcium phosphate reacts with sulfuric acid to form calcium sulfate and phosphoric acid. What is the stoichiometric coefficient
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4 0
3 years ago
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DIA [1.3K]
  • V_1=49.8mL
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  • T_2=83°C=356K

Using Charles law

\\ \sf\longmapsto V_1T_2=V_2T_1

\\ \sf\longmapsto V_2=V_1T_2\div T_1

\\ \sf\longmapsto V_2=\dfrac{49.8(356)}{291}

\\ \sf\longmapsto V_2=\dfrac{17728.8}{291}

\\ \sf\longmapsto V_2=60.9mL

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3 years ago
What is meant by Critical temperatue?
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Answer:

The critical temperature of a substance is the temperature at and above which vapour of the substance cannot be liquefied, no matter how much pressure is applied.

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Name the reaction type & mechanism of the following reactions:
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MECHANISM:

1) The lone pair on oxygen attacks the H-Br molecule forming a hydronium ion.

2) Formation of carbocation.

3) Attack of Nucleophile Br  −  .

Explanation:

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Mg+2HCl=MgCl_2+H_{2(g)}

The reaction creates dihydrogen, hence if it's uncontrolled it could lead to potentially dangerous amounts of gas being released at once.
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