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Triss [41]
3 years ago
9

Driving cars lowers the pH of the oceans by _______.

Chemistry
2 answers:
Naddika [18.5K]3 years ago
6 0
A) releasing CO2 that dissolves and forms acid in the oceans (i think i'm sorry if its wrong)
balu736 [363]3 years ago
5 0

Answer: Option (a) is the correct answer.

Explanation:

When CO_{2} is released from driving cars, some of which is absorbed by the plants but the rest of CO_{2} reacts with the sea or ocean water.

It reacts with water molecules and changes the chemistry of ocean water by lowering its pH. As it is known that when pH becomes lower then the substance becomes acidic in nature.

Thus, we can conclude that driving cars lowers the pH of the oceans by releasing CO_{2} that dissolves and forms acid in the oceans.

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3 years ago
Tungsten (W) and chlorine (Cl) form a series of compounds with the following compositions:_______.
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WCl₂, WCl₄, WCl₅, WCl₆

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In the first compound;

Percentage of tungsten = 72.17 %

Upon solving;

72.17 % = 184

100 % = Total mass

Total mass of compound = 254.95g

Mass of chlorine = 254.95 - 184 = 70.95 (Dividing by 35.35; This is approximately 2 Chlorine atoms.

The Formular is WCl₂

In the second compound;

Percentage of tungsten = 56.45 %

Upon solving;

56.45 % = 184

100 % = Total mass

Total mass of compound = 325.95 g

Mass of chlorine = 325.95 - 184 = 141.95g (Dividing by 35.35; This is approximately 4 Chlorine atoms.

The Formular is WCl₄

In the third compound;

Percentage of tungsten = 50.91 %

Upon solving;

50.91 % = 184

100 % = Total mass

Total mass of compound = 361.42 g

Mass of chlorine =  361.42 - 184 = 177.42 (Dividing by 35.35; This is approximately 5 Chlorine atoms.

The Formular is WCl₅

In the fourth compound;

Percentage of tungsten = 46.39 %

Upon solving;

46.39 % = 184

100 % = Total mass

Total mass of compound = 396.64 g

Mass of chlorine = 396.64 - 184 = 212.64 (Dividing by 35.35; This is approximately 6 Chlorine atoms.

The Formular is WCl₆

4 0
3 years ago
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