The formula for density is density =
. Substituting the given, the density is 162.69 g/cm3.
I think that you didn't copy the answers correctly, because 1 and 2 are the same, and 3 and 4 are also the same here.
Anyways, the answer which is correct is that an electron has a charge of -1, and a proton has a charge of +1.
Electrons are negatively charged, whereas protons are positively charged. Neutrons are neutral.
Chemical symbols
Explanation:
Chemical symbols are used to represent and identify elements in chemistry. Elements are distinct substances that cannot be split into simpler substances by chemical means.
They are made up of only one kind of atoms.
- Each element is symbolized by a chemical symbol.
- A chemical symbol consists of:
- A capital letter
- A capital letter followed by a small letter derived from English or Latin or Greek name of the element.
Examples are:
Hydrogen H
Nitrogen N
Learn more:
Chemical symbol brainly.com/question/4670413
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Glucose + Oxygen > Carbon Dioxide
C(6)H(12)0(6)+ 0(2) >CO(2)
