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

How did American’s spend their money when the war was over?

What is the domain of the relation graphed

- Katrina practices violin 4 times per week for hour each time. Jeremy practices guitar for 3 times per week for 45 minutes each time. Who practices more each w

Suppose on a certain test, fifty students earn a perfect score and fifty students earn a zero. Determine the mean grade and standard deviation among the one hun

What happed to the pharaoh body after he died

Which of the following is NOT a method for developing organisms with desirable traits? A- selective breeding B- inbreeding C- generic engineering D- cloning

A rectangular prism has a surface area of 286 ft squared. The base is 5ft by 7ft what is the height of the prism?

If you have $50 in savings for one year at an interest rate of 6 percent, how much interest will you earn at the end of the year?

Determine tan 48.76 to five decimal places

log (7x+1)=log(x-2)+1