snow9lopezB9ethallwi snow9lopezB9ethallwi

17-07-2016
Chemistry

contestada

calculate the number of moles in 7.4g ca(oh)2

Respuesta :

daniel987 daniel987

17-07-2016

first find the RFM (Relative Formula Mass) using a periodic table
the RFM of Ca(OH)2 is = 74

then use the equation Moles = Mass / RFM

Moles = 7.4 / 74 = 0.1mol

hope that helps

Answer Link

Otras preguntas

Isabel created the table of x and y values shown here. O 2 14 6 19 Which equation represents the relationship between the x values and the y values in Isabel's

-6719+2376 Show how you worked it out

This is for my Iready and I’m super confused the story problem reads ""Lola rode her bike for 7/10 of an hour on Saturday and 3/5 of an hour on Sunday. How much

Li Wei is searching through his company's files of its customers to choose ones that would most likely be interested in the new product line his company has dev

Does returning have a suffix

. Nancy Pelosi, Democrat What district or city does Congresswoman Pelosi represent?

The fish population is growing 3 % each year in a local lake. The function to model this is A = A,(1 + r)' where A is the ending population, A, is the starting

PLEASE HELP I WILL GIVE BRAINLYEST! Joey buys a bicycle for 30% off the original price. The original price is $90 more than the sale price. What is the original

Which of these sentences best translates “I’m taking a bath”? A.Tengo que bañarme. B.Me estoy bañando. C.Acabo de bañarme. D.Voy a bañarme.

Please help me with this thank you!