southerngrace12 southerngrace12

02-01-2017
Chemistry

contestada

A compound has a molar mass of 90 grams per mole and the empirical formula CH2O. What is the molecular formula of this compound?

Respuesta :

cherryapple2000 cherryapple2000

02-01-2017

CH2O = 12 + 2 + 16 = 30
90 /30 = 3
3 x (CH2O) = C3H6O3

Answer Link

Otras preguntas

b) An earthed conductor was brought near the charged student. A spark jumped between the conductor and the student. The potential difference between the conduct

The width, of a rectangle is 1/2 of its length. What are the sides of the rectangle if its perimeter is 63 in

Suppose D(T) = A(T-H)2 +K represents the hieght of an object in feet after T seconds. Suppose an object has a maximum height of 12 feet after 2 seconds. This sa

Which represents the inverse of the function f(x) 4x? O h(x) = x + 4 O h(x) = x - 4 O h(x) Sx O h(x) = ~x

(1) When we call someone “pig” or “swine,” we do not mean it as a compliment. (2) But pigs do not deserve to be used as a symbol for an insult. (3) They are pro

Complete the sentence with a word that means the same as "rare"

1.07 x 104 -3.38 × 10³

why does bread dough is needed to be left for hours or a day before baking?

There are two temples, one on each bank of a river, just opposite to each other. One is 54m high. From the top of this temple angle of depression of the top and

= A coat is reduced $24 from the original price of $400. What is the percent decrease? The price of the coat decreased by%. K