i3mimajuliesires i3mimajuliesires

29-09-2016
Chemistry

contestada

how many atoms are in 165 g of calcium?

Respuesta :

Willchemistry Willchemistry

07-10-2016

Atomic mass Calcium = 40.078 a.m.u

40.078 g ---------------- 6.02x10²³ atoms
165 g -------------------- ??

165 x ( 6.02x10²³) / 40.078 => 2.47x10²⁴ atoms

hope this helps!

Answer Link

Otras preguntas

the great wall runs along the border of which region

Which word does not refer to emptiness or nothingness? a. aperture b. negation c. omnipotence d. vacuity

what is the sum of 3/4 and 18/19

What is the purpose of independent regulatory agencies such as the Federal Reserve System?

Which is an irrational number? A.1 B.80 C.9 D.49

Qué es una ficha de vocabulario

Why is an energy pyramid a helpful diagram in understanding food energy relationship

The florist has 195 carnations and 127 daisies. She uses them to make 14 bouquets. Each bouquet has the same number of flowers. How many flowers are in each b

how does dissolving salt in water allow electric current to flow?

How does a monarch lose the mandate of heaven and what are the consequences of this loss?

ACCESS MORE EDU ACCESS