3 years ago

What is the hardest things in the world

Chemistry

1 answer:

german3 years ago

4 0

Answer:

Diamond is the hardest things in the world

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What is one benefit associated with nuclear fission

Julli [10]

Nuclear fission share a number of advantages. These include less emission of greenhouse gases, relatively lower operating costs, this process is well understood. Also, since the population is rising, the demand is as well rising and with the aid of this process we can meet that high demand.

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3 years ago

Hi! help me please. CALCULATE THE NUMBER OF MOLECULES FOUND IN 8 MOL OF WATER?

kvasek [131]

Answer:

so the number of molecules in 8 moles of water is 4.8176×10^24

Explanation:

number of moles=8moles

avogadro's number=6.022×10²³

number of molecules=?

as we know that

$number of moles=\frac{number of molecules}{avogadro's number}$

substituting the equation

number of moles × avogdro's number=number of molecules

number of molecules=8moles×6.022×10²³

number of molecules=4.8176×10^24

i hope this will help you :)

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3 years ago

An ion with a -2 charge has? A) one missing protein B) two missing protons c) two missing electrons D) two extra electrons

Andreyy89

Answer:

Explanation:

It would not be gain because it would say +6 instead of -2. Having a -2 charge means it wants to loose 2 electrons so it can form a full shell of 8 electrons. It wants to be inert (stable).

- Hope that helps! Please let me know if you need further explanation.

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3 years ago

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Which element(s) are not balanced in this equation?

poizon [28]

The correct response is A. Only the Fe is unbalanced.

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3 years ago

The following equation represents the type of reaction called

Eva8 [605]

Answer: C REDUCTION