chvrlne chvrlne
  • 01-01-2021
  • Chemistry
contestada

Calculate the mass of 0.2 moles of zinc nitrate.

Respuesta :

rebeccarayshma
rebeccarayshma rebeccarayshma
  • 01-01-2021

Answer:

mass = 37.8 g

Explanation:

mass = mol × molar mass

mol = 0.2

molar mass = Zn(NO3)2

Zn = 65

N = 14

O = 16

substitute the values into Zn(NO3)2

Zn(NO3)2

= 65+2[ 14+3(16) ]

= 65 + 2(62)

= 65 + 124

= 189 g/mol

mass

= mol × molar mass

= 0.2 mol × 189 g/mol

= 37.8 g

Answer Link

Otras preguntas

12 years ago, Catherine deposited $200 in a savings account that pays 7.25% simple interest What is the balance in Catherinesco
Which graph shows the solution to the system of linear inequalities? x+5y>=5. y<=2x+4
Joe worked 5 days this week and earned $1,100. He paid 6% in State tax. What is Joe's net pay?
Write the equation, 3x+7=2(3-y) in function form.
please help me with this its due tonight ​
!!!!!HELP ASAP WILL MARK BRAINLIEST IF CORRECT!!!!!! Salt was mixed with pure water in a 1:3 proportion. What is the percentage of salt in the new solution?
PLEEAAASE IIIIIIIIIII NNNNNNNNNEEEEEEEEEEEEDDDDDDDD HEEEEEEEEEEEEEEEELLLLLLLLLLLPPPPPPPPPPPP
which is the graph of f(x)= 3 sq root -x?
On what factor does heat depend?​
A suspect can be compelled to testify against himself at trial? True or false