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Alexandra [31]
3 years ago
7

Defination of hydrocarbons

Chemistry
1 answer:
sergey [27]3 years ago
7 0
Compound made up of hydrogen and carbon
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Which of the following ions came from an atom that lost two electrons
otez555 [7]
There aren't any ions on here, but it will be the ion with a charge of 2+; since electrons have a negative charge, losing one will cause a 1+ charge, losing two will cause a 2+ charge and so on.

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Water can undergo a change of state when its energy changes at specific temperatures. Solid water, or ice, changes into liquid w
pogonyaev

Answer: The solid turns into liquid during melting.

Explanation:

a. The process of a solid turning into liquid is called melting. The solid ice turns into a liquid during the melting process. The solid molecules gain energy and flow as a liquid.

b. The energy of the molecules increases in the liquid state. When the ice turns into a liquid the energy of the molecules increases. The application of heat or excess temperature increases the energy of the molecules.

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3 years ago
Mghso4.5h2O name and molar mass
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4 years ago
For which of the following can a relative age be determined? Select all that apply.
Allushta [10]

Answer: A. fossil

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Relative aging or dating can be define as the technique for determination of the age of the rock and fossil. It is a method of determining the chronological order of the past events by comparing the stratigraphic column of rocks and sediments with each other. This method can only give relative age of one object in comparison with the other but does not give the absolute date.  

5 0
3 years ago
Pls help me in this:(​
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a) 26.98

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