paigewaters paigewaters
  • 15-02-2021
  • Chemistry
contestada

What size volumetric flask would you use to create a 0.50 M
solution using 10.00 g of CaBr2

Respuesta :

GeorgePP
GeorgePP GeorgePP
  • 15-02-2021

Answer:

Explanation:

First convert the grams of Calcium Bromide to moles by using the atomic weight. Then use the formula for molarity, which is moles per liter.

CaBr2 = 199.9 g/mol

10/199.9 = 0.05 moles of CaBr2

[tex]0.5M=\frac{0.05mol}{x}[/tex]

x = 0.1L or 100mL

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