banegass banegass
  • 26-05-2017
  • Chemistry
contestada

To the nearest whole number how many moles are in 130 g sample of calcium metal?

Respuesta :

JavierCollante
JavierCollante JavierCollante
  • 27-05-2017
to convert grams to moles, we need the molar mass of the element or compound. remember you can determine the molar mass of a molecule by adding the atomic mass of each atom from the periodic table.

molar mass of Na= 23.0 g/ mol

130 g (1 mol Na/ 23.0 grams)= 5.65 moles or 6 moles.
Answer Link

Otras preguntas

How do you think the world was created?
Water on each side of a divide flows in...
Rio grande river separates what Texas city from Mexico starts with E
Which statement illustrates the distributive property? Please help
Which statement illustrates the distributive property? Please help
Rio grande river separates what Texas city from Mexico starts with E
How do you think the world was created?
How do you tell if an equation is linear or not????
Water on each side of a divide flows in...
Rio grande river separates what Texas city from Mexico starts with E