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Look at the chemical equation:

Zn + 2HCl → ZnCl2 + H2

How many atoms of hydrogen (H) are present on both sides of the equation?

1
2
3
4

Sagot :

acrain51

Answer:

B). 2

Explanation:

The atoms of hydrogen (H) present on both sides of the given equation

Zn + 2HCl → ZnCl2 + H2 are 2.

What are atoms ?

Atoms are the smallest fundamental unit of particle which can't be destroyed further by any chemical mean.

What is Hydrogen(H) ?

Hydrogen is the lightest element in the periodic table having molecular formula(H2) . It is combustible, tasteless, odorless, colorless gas

What is Equation?

Equation in chemical science is the way to represent change in the conversion of reactants to product in reaction using symbols given by IUPAC.

The given reaction is

Zn + 2HCl → ZnCl2 + H2

There are two moles produces two moles of hydrogen, hence there are two atoms of hydrogen on both sides.

Hence, there are two atoms of hydrogen(H) are present on both sides of the equation.

Hence, option B is correct.

To learn more about Atoms, Hydrogen and Equation here

https://brainly.com/question/11837837

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