Fill in the Blank - Chemistry

Fill in the blank
One gram atom of an element contains ______ atoms.

रिकाम्या जागा भरा

One gram atom of an element contains quantity of element which weights equal to its gram atomic mass atoms.

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पाठ 5: Mole Concept And Stoichiometry - Exercise 1 [पृष्ठ ११५]

पाठ 5 Mole Concept And Stoichiometry
Exercise 1 | Q 14.3 | पृष्ठ ११५

Calculate the molar mass of the following substance:

Ethyne, C₂H₂

What is the mass of 4 moles of aluminium atoms (Atomic mass of aluminium = 27)?

The relative atomic mass of Cl atom is 35.5 a.m.u. Explain this statement.

Calculate the weight of one molecule of oxygen.

[Avogadro’s number = 6 × 10²³, O = 16 ]

Calculate the mass of 0.1 mole of carbon dioxide.

[Atomic mass: S = 32, C = 12 and O = 16 and Avogadro's number = 6 × 10²³]

Which of the following would weight the least?
[Atomic masses : Ag = 108, N - 14, O = 16,C = 12]

Define the term:

Gram atom

Define the term:

Mole

Find the number of molecules in 1.8 g of H₂O.

1 mole of any substance contains ______ molecules.