mhmdhiden mhmdhiden

01-02-2022
Chemistry

contestada

Ex 1) 45.2 g of Zn = _ moles Zn

Ex 2) 0.568 moles Ag = _ grams Ag

Respuesta :

gloriaakinlua gloriaakinlua

01-02-2022

the molar mass of Zn is 65

number of mole(n)=reacting mass/molar mass
n=45.2/65
=0.70g/mol

2.the molar mass of Ag is 108

0.568=m/108
then cross multiply
m=0.568×108
m=61.3g

Answer Link

Otras preguntas

why does methane have a low boiling pint?

what was the basic Sumerian building material?

On a summer afternoon, the sand on the beach can get very hot. When you step on the sand in bare feet, you can burn yourself. Which of the following sentences b

What phylum has animals with a central cavity and mouth;and most of them have tentacles?

A shop is giving 20% discount in a sale. A shirt in the shop normally costs $60. How much does it cost in the sale?

3. Identify the adjective phrase in the sentence. What sort of food do crickets usually eat? (Points : 2) usually eat do crickets of

what's bigger 60% of 90 or half of 100?

why do you use cubic units and not square units to find the volume of solid figures?

Ramiro is 3/10 as tall as the flagpole. The flagpole is 5/9 as tall as the nearby tree. The tree is 32 2/5 feet tall. How tall is Ramiro?

a giraffe can run 46.93 feet per second how many feet can it run in 1.8 seconds with out cross multiplying justify your awnser