hotmike415 hotmike415

04-05-2017
Chemistry

contestada

How many moles are in 3.4 x 10-7 grams of silicon dioxide?

Respuesta :

fussellk fussellk

04-05-2017

Molar mass is 28+32 = 60
So take 3.4 x 10^-7/60 and get about 5.7 x 10^-9

Answer Link

Otras preguntas

Based on these lines, which statement is true?

Which sentence is an example of faulty parallelism? a. The flowers my grandmother planted are azaleas, marigolds, and peonies. b. My grandmother enjoys planting

In △ABC,c=28, m∠B=92°, and a=38. Find b.

Proteins have a variety of functions within a living cell. What are the possible functions of proteins,and how can proteins be so diverse?

How are credit unions similar to banks? A. They both seek to make a profit. B. They both give out loans. C. They're both owned by stockholders. D. They both all

A vector has components Ax = 52.0 m and Ay = 41.0 m. Find:

is when two atoms combine to form a larger atom, The process of _ releasing energy.

How many solutions can a nonhomogeneous system of linear (algebraic) equations have? What if the system is homogeneous?

What is the principle of quality? What is the principle of quantity? Give an example in which a physical activity professional would use each principle to desig

Last answer choice is D. It implies that the kids at school have been teasing the narrator Although i think it might be A or B