3 years ago

Who first published the classification of the elements that is the basis of our periodic table today

Chemistry

1 answer:

saw5 [17]3 years ago

8 0

Dmitri Mendeleev was the first to publish the classification.

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What is the correct definition of a mixture?

jeka57 [31]

Answer:

a substance made by mixing other substances together.

Explanation:

A mixture is a substance made by mixing two or more substances together.

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JulsSmile [24]

Answer:

RAM

$RAM = (mass \: of \: ^{28} Si \: \times \%abundance) + (mass \: of \: ^{30} Si \: \times \%abundance) \\ RAM = (28 \times 90\%) + (30 \times 10\%) \\ RAM = 25.2 + 3 \\ RAM = 28.2$

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2 years ago

What volume of 6.58M HCI is needed to make 500. mL of 3.00M HCI?

zmey [24]

Answer:

228 mL

Explanation:

M1*V1 = M2*V2

M1 = 6.58 M

V1 = ?

M2 = 3.00 M

V2 = 500 mL

V1 = M2*V2/M1 = 3.00M*500.mL/6.58 M = 228 mL

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3 years ago

Question 7 unsaved liquid water can store more heat energy than an equal amount of any other naturally occurring substance becau

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Has the highest specific heat.
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The predominant greenhouse gas produced by human use of fossil fuels is __________. View Available Hint(s) The predominant green

mario62 [17]

Answer:

carbon dioxide

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Carbon dioxide -

The gas carbon dioxide has a molecular formula of CO₂ ,

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