[phpBB Debug] PHP Notice: in file /viewtopic.php on line 988: date(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone.
[phpBB Debug] PHP Notice: in file /viewtopic.php on line 988: getdate(): It is not safe to rely on the system's timezone settings. You are *required* to use the date.timezone setting or the date_default_timezone_set() function. In case you used any of those methods and you are still getting this warning, you most likely misspelled the timezone identifier. We selected the timezone 'UTC' for now, but please set date.timezone to select your timezone.
[phpBB Debug] PHP Notice: in file /includes/functions.php on line 4509: Cannot modify header information - headers already sent by (output started at /includes/functions.php:3706)
[phpBB Debug] PHP Notice: in file /includes/functions.php on line 4511: Cannot modify header information - headers already sent by (output started at /includes/functions.php:3706)
[phpBB Debug] PHP Notice: in file /includes/functions.php on line 4512: Cannot modify header information - headers already sent by (output started at /includes/functions.php:3706)
[phpBB Debug] PHP Notice: in file /includes/functions.php on line 4513: Cannot modify header information - headers already sent by (output started at /includes/functions.php:3706)
Stoichiometry question

Stoichiometry question

All chemistry question are here.

Moderator: ChangBroot

Forum rules
Please post chemistry questions only here.

Stoichiometry question

Postby Dama » Wed 04 May, 2011 13:24

Ammonia can be converted in oxygen to nitrogen oxide and water. If 150 g of ammonia and 160 g of oxygen react, how many grams of nitrogen oxide and water are produced.

How Much Ammonia is Left Over???

`2NH_3 + 2O_2->N_2O +3H_2O`
Dama
 
Posts: 4
Joined: Wed 04 May, 2011 13:09

Return to Chemistry

Who is online

Users browsing this forum: No registered users and 1 guest

cron