Calculate the molar mass of a solute in a 1.30 L solution with of 0.50 M containing 10.5 g of the solute.

Question

Calculate the molar mass of a solute in a 1.30 L solution with of 0.50 M
containing 10.5 g of the solute.

in progress 0
Hưng Khoa 1 year 2021-09-05T07:33:28+00:00 1 Answers 8 views 0

Answers ( )

  1. Tryphena
    0
    2021-09-05T07:34:35+00:00
    Reply

    Answer: 16 g/mol

    Explanation: Molarity is Moles/Liters or Mol/L

    (0.50 mol/L)(1.30L) = 0.65mol

    (cancels out L)

    Molar mass is g/mol so…

    10.5g/0.65mol = 16.1 g/mol

    Rounded to 2 sig figs is 16 g/mol

Leave an answer

Browse

Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )