mshelton052199 mshelton052199

03-02-2015
Chemistry

contestada

how many molecules are in 9.8 grams of calcium

Respuesta :

Аноним Аноним

03-02-2015

Hmm
One mole of calcium is usually equal to 40 grams so divide 9.8 by 40 which would be 4.0 molecules

Answer Link

Otras preguntas

Find the factors of f(x), given that x = −2 is a zero. f(x) = x3 + x2 − 14x − 24

wo students are working on an “Evidence for Evolution” lab for their biology class. As the two are working on completing some of the post-lab questions, they st

(1 + cos theta + cos(theta/2))/(sin theta + sin(theta/2)) = cot(theta/2)

I need to know standard to slope intercept form

Find the slope using the slope formula: (−5,9) (−3,−1)

Lidia is paid at a standard rate per hour before 5 pm, and then a higher rate per hour after 5 pm. On Monday she worked from 2 pm to 7 pm and earned $110. On Tu

Please help me with this question.. Fast...

Julia makes apple juice for 3 people by adding 5 cans of water to 112 cans of frozen concentrate. If Julia needs to make apple juice for 8 people, how many can

A 9-pound bag of cornmeal costs $80.64. What is the price per ounce?

The the best units to use for Molar Mass would be: kg/mol. True False