evieskates6733 evieskates6733

02-11-2017
Chemistry

contestada

How many grams of h2 are needed to react with 48 grams of o2, given the reaction: 2 h2 (g) + o2 (g) --> 2 h2o (l)?

Respuesta :

Ichabodlui Ichabodlui

07-11-2017

1.Calculate the number of mole of O2: 48/32=1.5 mol
2.Calculate the number of mole of H2 by mole ratio: 1.5 x 1/2=0.75 mol
3.Calculate the answer:
0.75 x 2=1.5g

Answer Link

Otras preguntas

Which phrase could be represented by this expression? 2m + 7 a. seven more than half a number b. seven more than twice a number c. twice the sum of a number an

The weight of an object on the moon is 1/6 it's weight on Earth. Write 1/6 as a decimal.

In which of the following present-day areas was the Folsom culture found?

When you're working with a word processing document and you press the DEL Key what happens

Simplify 6 - (-2) - 3(-5). -11 -7 19 23

Henry Kissinger was ______. Johnson's secretary of defense Nixon's national security advisor born in Yorba Linda, California Richard Nixon's vice president

Integers are _____ rational numbers A. always B. somtimes C. never

What's the difference between simile and metaphor?

Asexual reproduction is based on a type of cell division known as _____. mitosis meiosis

Which identifies all the integer solutions of |x| = 17? a. –17 and 17 b. 0 only c. 17 only d. –17 only