How many moles of hydrogen were collected

Reference no: EM13149606

When aluminum reacts with concentrated hydrochloric acid, hydrogen gas evolves. The hydrogen is collected by displacement of water at 22ºC at a total pressure of 750 torr. If the volume of the collected gas is 365 mL, how many moles of hydrogen were collected? The vapor pressure of water at 22ºC is 21 torr.

Reference no: EM13149606

Questions Cloud

How the liquidity effect has diminished over time : rises over longer periods. Another research paper verifies these results, but shows how the liquidity effect has diminished over time.

Appreciation for the field of accounting : Think back over what you have studied and learned in this course. Do you have a new perception of or appreciation for the field of accounting and how it contributes to business? Explain

Asset for net deferred income taxes : Assuming the lawsuit was resolved in February of 2012 (at which time a $200,000 loss was recognized for tax purposes) and that Begal's tax rate is 30 percent for both 2011 and 2012, what amount should Begal report as asset for net deferred income ..

Method of revenue recognition : How should earned but unbilled revenues at the balance sheet date on a long-term construction contract be disclosed if the percentage-of-completion (POC) method of revenue recognition is used?

How many moles of hydrogen were collected : When aluminum reacts with concentrated hydrochloric acid, hydrogen gas evolves. The hydrogen is collected by displacement of water at 22ºC at a total pressure of 750 torr.

Performing an extraction with ethyl acetate : In the following procedure, we are performing an extraction with ethyl acetate. What compounds are we separating from our product? Procedure

Equity method for the investment problem : During 2009, Jackson reported net income of $96,000 while paying dividends of $12,000. During 2010, Jackson reported net income of $132,000 while paying dividends of $36,000.

What happens to the real wage : How much will total output increase in terms of percent? What happens to the rental price of capital? What happens to the real wage?

Calculate the mass, in grams, of ag2cro4 : Calculate the mass, in grams, of Ag2CrO4 that will precipitate when 50ml of 0.20M AgNO3 solution is mixed with 40ml of 0.10M K2CrO4 solution. Assume that Ag2CrO4 is completely insoluble (its Ksp is ~ 0).

User Account

All Pages