3 years ago

Are we likely to run out of gold in the near future ?

Chemistry

1 answer:

sweet [91]3 years ago

5 0

Earth isn’t likely going to be running out of gold for around 50-100 years

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5. What is the density of water in g/mL? Why?

goldfiish [28.3K]

Answer:

1g/ml @ 4 degrees C by definition

Explanation:

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3 years ago

Solid diarsenic trioxide reacts with fluorine gas (F2) to produce liquid arsenic pentafluoride and oxygen gas (O2). Write the Qc

Flauer [41]

Answer:

QC= [O2]^3/[F2]^10

Explanation:

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2 years ago

If a substance has a mass of 12.50 g and takes up 3.4 mL of space, what is the density?

miskamm [114]

Answer:

The answer is

Explanation:

The density of a substance can be found by using the formula

<h3> $density = \frac{mass}{volume}$ </h3>

From the question

mass of substance = 12.50 g

volume = 3.4 mL

The density of the substance is

$density = \frac{12.50}{3.4} \\ = 3.676470588...$

We have the final answer as

Hope this helps you

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2 years ago

scientists often look for and attempt to explain patterns in nature. explain why patterns are important

Ronch [10]

patterns are important because they prove life has meaning ( or if you mean

Scientifically is is that the ability to recognize and create patterns help scientists make predictions based on there observations.

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2 years ago

Organisms that get energy by eating dead organisms are called

valentina_108 [34]

Answer:

Either Carnivores or Heterotrophic.

Explanation:

Carnivorous organisms are the more obvious answers in this, but if you want a bit of pizazz, throw in Heterotrophic Fungi.

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2 years ago