Answer:
Atoms He (Avogadro’s number) → Moles of He (molar mass of He) → Mass of He
• molar mass of He (from the periodic table) = 4.003 g/mol
• Avogadro’s Number: Avogadro’s number gives us the number of entities present in 1 mole: 6.022 × 1023 He atoms in 1 mole of He
hope this is help full please mark me Brainliest
So the solution inside doesn't splash
198.12 g of ammonium sulfate are required to make 0.25 L of a solution with a concentration of 6M.
The compound is Al2O3. The ratio of aluminum to oxygen is 2:3.
ajdhrhahdjdjdndoxhdebdixhxb dbds ebenej