Tuesday
July 22, 2014

Homework Help: chemistry

Posted by Johny on Tuesday, February 19, 2013 at 1:42pm.

mass of crucible- 26.4574g
mass of crucible and hydrated sample- 27.7617g
mass of hydrated sample 1.3043g
mass of crucible and dehydrated sample- 27.5693g
mass of dehydrated sample- 1.1119g
mass of filter paper- 0.7089g
mass of filter paper and copper- 1.1418g
mass of copper- ?
no. moles of copper- ?
mass of water evolved- ?
no. moles of water- ?
mass of chlorine in sample (by difference)- ?
no. moles of chlorine- ?
mole ratio, chlorine:copper in sample- ?
mole ratio, water:copper in hydrated sample- ?
formula of dehydrated sample (round to nearest integer- ?
formula of hydrated sample- ?

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

chemistry - mass of crucible- 18.50g mass of crucible+hydrate- 19.50g mass of ...
chemistry - Calculate the following: (a) mass of water in the hydrate sample (g...
Chemistry - A 2.914 gram sample of gypsum, a hydrated salt of calcium sulfat, ...
Chemistry - I know how to find a and b on this problem but how do I find c? ...
Chemistry - A 1.994-g sample of gypsum, a hydrated salt of calcium sulfate, ...
Chemistry URGENT - I need help to evaluate if I completed my experiment ...
chemistry - I need help with this lab. Write the equation for the decomposition...
Chemistry - I need help with this lab. Write the equation for the decomposition ...
chemistry - A 1.994 g sample of gypsum, a hydrated salt of calcium sulfate, ...
Chemistry - 1.What mass of water could be absorbed from moist air by a 1000.0g ...

Search
Members