chemistry
meant A
chemistry
What is the molar mass of hydrogen? A. 1.01 g/mol B. 11.01 g/mol C. 101.1 g/mol D. .0111 g/mol D
chemistry
How many atoms are in 3.14 mol of methane (CH4)? A. 7.56 x 1023 atoms B. 7.56 x 102 atoms C. 7.56 x 104 atoms D. 7.56 x 1024 atoms D
chemistry
What is a problem-solving technique that uses equivalent measurements in ratio form to solve problems? A. Avogadro's number B. Conversion C. Dimensional analysis D. The mole concept A
chemistry
In order to determine the number of atoms in a compound, you must know the number of atoms in a representative particle of the compound. True False i think false
chemistry
How many moles are in 4.81 x 1024 atoms Na? A. 0.799 mol Na B. 7.99 mol Na C. 481 mol Na D. 7.99 x 10-1 mol Na B
chemistry
How many atoms are in 1.14 mol of propane (C3H8)? A. 7.55 x 1023 atoms B. 7.77 x 1024 atoms C. 7.55 x 1024 atoms D. 7.55 x 1030 atoms C
chemistry
How many moles of magnesium is 1.25 x 1023 atoms of magnesium? A. 0.208 × 101 mol Mg B. 2.08 × 101 mol Mg C. 2.08 × 10 -1 mol Mg D. 20.8 mol Mg I think it would be D
chemistry
What is the gram molecular mass of C2H6? A. 8.0 g B. 30.0 g C. 40.0 g D. 50.0 g think B
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