How many continents out of the 7 are completely surrounded by water?

Chemistry

2 answers:

Veronika [31]2 years ago

7 0

Answer:

Africa, Asia, Australia, Antarctica, Europe, North America, and South America.

Explanation:

DanielleElmas [232]2 years ago

4 0

I believe the answer is 2!

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Choose whether the statements about oil sands are true or false. The viscosity of bitumen is about 100 times greater than the vi

Alexxx [7]

The First 2 statements stated above were false whereas the third one is a true statement.

Explanation:

The viscosity of bitumen is about 100 times greater than the viscosity of water - False

Reason - The viscosity of bitumen is about not 100 times greater than the viscosity of water, it is actually 100, 000 times greater.

Oil from oil sand deposits is only obtained by first heating the sands at high temperatures is False.

Reason- Oil from oil sand deposits is not obtained by first heating the sands at high temperatures but by using steams

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3 years ago

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Rzqust [24]

Answer:Hydrobromide HBr

Explanation:

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3 years ago

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3 years ago

What is the solubility of silver chromate in parts per million?

pantera1 [17]

What is the solubility of barium chromate in parts per million?
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2.787 x 10^-3g/L x 1L/1000g x 10^6 = 0.02779, or 2.78 x 10^-2ppm

Answer in parts per million to three significant figures =2.78ppm

this is correct for the pearson mastering chemistry question

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3 years ago

g Five calcite, CaCO3 (MW 100.085 g/mol), samples of equal mass have a total mass of 12.3±0.1 g. What is the absolute uncertaint

diamong [38]

Answer:

The value is $L = 0.985 \pm 0.00801 \ g$