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

What is the value of x in the equation 3 x minus 4 y equals 65, when y equals 4? A. x equals 13 and one-fourth B. x equals 21 and two-thirds C. x= 23 D. x=27

Which expressions are equivalent to 3^−9/3^−6? Select EACH correct answer. 1/3^3 3³ 3^−3 −27 27 1/27 −1/27

06. A shop sells 200 chocolate, vanilla and strawberry ice creams in a day. Forty-two ofthe loe creams sold are vanilla, and a quarter are strawberry. What perc

How does examining past data help prepare people for feature weather hazards?

why the carbon cycle is important to the environment?

How Did I Get These Wrong? (English) Need Help

fill in the y-intercept to complete the function equation . help please

Which articles of clothing did the guest refuse to remove? A) hat and coat B) jacket and hat C) shoes and scarf D) gloves and jacket

Two particles with charges +2e and -4e are initially very far apart (effectively an infinite distance apart). They are then fixed at positions that are 6.09 x 1

Which of the following is NOT a benefit of being a sole proprietorship? O A) ending the business with ease B) keeping all the profits C) making all your own dec