maryamdawood55 maryamdawood55

03-01-2022
Chemistry

contestada

7. What is the molar mass of each of the following elements?
a) helium, He(s)
c) potassium, K(s)
b) manganese, Mn(s)
d) boron, B(s)

Respuesta :

dt33183 dt33183

03-01-2022

Answer:

The molar mass of:

Helium = 4.00 g/mol

Potassium = 39.0983 g/mol

Manganese = 54.94 g/mol.

Boron = 10.81 g / mol

Explanation:

Helium = 4.00 g/mol

Potassium = 39.0983 g/mol

Manganese = 54.94 g/mol.

Boron = 10.81 g / mol

Answer Link

Otras preguntas

HELP ME PLEASE !!!!!!!!!!

What are the numerical measures of each angle in the diagram?

A power cycle operates between a lake’s surface water at a temperature of 25 °C and water at a depth whose temperature is 6 °C. At steady state the cycle develo

what is the value of x? a. 80 b. 52.5 c. 75 d. 105

A construction crew is lengthening a road. The road started with a length of 56 miles, and the crew is adding 4 miles to the road each day. Let I represent the

Which is the area of a square with one side that measures 1 foot? A) 1 square inch B) 100 square inches C) 144 square inches D) none of the above

which two branches were not included in the articles confederation?

if you're good at logarithms please help me with question j on the bottom

Which is closest to the volume of 0.20 M sodium hydroxide solution could be made from 20.0 g of solid sodium hydroxide (and an unlimited supply of water)? A. 1.

plz help history! PLEASE