brendaisabel667 brendaisabel667

13-10-2016
Chemistry

contestada

HELP! How many grams of water are made from the reaction of 4.0 grams of hydrogen gas?

Respuesta :

kingfisher22 kingfisher22

26-10-2016

n H2 = mH2 / MH2
= 4.0g / 2gmol-1
= 2 mol
therefore n H2O = 1 mol

mH2O = nH2O * MH2O
= 1mol * 18 gmol-1
=18 g

Answer Link

Otras preguntas

Two cultural views that affect relationships negatively

A bike moves with a speed of 40 km/h for 1 h and then with a speed of 60 km/h for the next 2 h. What is the total distance covered by the bike during the comple

Can anyone help in this question, thanks

Find the exact value of sin 4pi/3 in simplest form with a rational denominator.

How many moles are there in 200.00 g Na?

The extended family is where the parents and their children are the only ones living in the same residence or sharing the closest bonds. True False

Which of the following ways may an amendment to the Constitution be. proposed?

please help! Given sin 0 = 5/6, find cos 0.

An ocicat eats 3/5 of a pound of food daily. How many ocicats can a 19 1/2-pound bag of food feed for one week? Explain your solution. Really need a good explan

8(x+3)²/2(x+3)simplify this fraction