Chemistry, 02.09.2021 23:20 ryevins3

Determine the mass, in grams, of 0.780 moles of Si (1 mol of Si has a mass of 28.09 g).

Answers: 2

Show answers

Other questions on the subject: Chemistry

Chemistry, 21.06.2019 22:30, shantrice1831

Using the periodic table, complete the table to describe each atom. type in your answers. a ? b? c? d? e? f?

Answers: 1

continue

Chemistry, 22.06.2019 10:00, 2019reynolds

Which sentence about particles in matter is true? a. atoms are present in solids and liquids but not in gases. b. the particles of matter are in constant motion. c. the same kinds of atoms are found in different elements. d. when a solid changes to a liquid, the sizes of the particles change.

Answers: 1

continue

Chemistry, 22.06.2019 10:50, lejeanjamespete1

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm

Answers: 1

continue

Chemistry, 22.06.2019 12:00, luffybunny

There is one girl i like and i don't know how to tell her that, i have a feeling she knows but if she doesn't i don't want to make a fool out of myself how is one way to boost my confidence on asking her out

Answers: 1

continue

You know the right answer?

Determine the mass, in grams, of 0.780 moles of Si (1 mol of Si has a mass of 28.09 g)....