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

¿Adónde vas si necesitas comprar cuadernos para la escuela?

How did European nations come to rule most of Africa, despite the presence of strong African kingdoms? A) The Europeans had superior weapons B) The Europeans co

I need help quick this is from the book hatchet from chapter ten

How many grams of calcium chloride would form if 1.25 liters of a 2.50 molar hydrochloric acid (HCl) solution reacts with 1.10 liters of a 2.25 molar calcium hy

The volume of a cone is six pi cubic inches what is the volume of a cylinder having the same base and same height

Which most likely occurs because resources are nonrenewable and because wants and needs are unlimited? A. Production B. Scarcity C. Labour D. Devaluation

It's math again! Please help!

Which of the following correctly identifies the decomposers in the forest food web shown below? (1 point) A.Insects, bacteria, and fungi B.Bacteria and fungi

Read the excerpt below and answer the question. ...it is certainly a subject, even for its nobleness, worth our labour to inquire into...to inquire into the or

The length of a rectangular field is 20 less than its width. The area of the field is 12,00 square feet. What is the width of the field?