January 30, 2015

Homework Help: Chemistry(Please check)

Posted by Hannah on Wednesday, January 11, 2012 at 8:52pm.

1) Which statement below is incorrect if any?

a)when gas is at STP, the pressure of the gas is at 1.00 atm.
b)when a gas is at STP, the temperature of the gas is 25 degrees celsius
c)at STP the molar volume of a gas is 22.4L
d)at STP the molar volume of all gases are the same
e) all the statements above are correct

I chose answer D as the correct one.

2)For an ideal gas, which pairs of variables are directly proportional to each other(if all other factors remain constant)?

a) P and T
b) P and V
c) V and T
d) n and V

I chose P&T, V&T, and n&V.

Are these correct?

Answer this Question

First Name:
School Subject:

Related Questions

chemistry - i reallly need help with combining the gas laws. here are a few ...
Chemistry - Determine the molar mass of each of the following gases? A. 2.90 g ...
AP Chem - Can someone please check these problems? 34. You fill a balloon with ...
chemistry - Consider a 50 L tank which hold 20 g of hydrogen gas, 20 g of carbon...
Chemistry 22 - 1. What is the Kelvin temperature of a system in which 4.50 mol ...
College Chemistry - Using the molar volume (STP) or the ideal gas law equation, ...
Chemistry - A rigid cylinder contains a sample of gas at STP. What is the ...
Chemistry 101 - Are these correct? 1. A sample of gases contains three gases at ...
Chemistry - A hydrocarbon gas burned completely in O2 to give CO2 and H2O. It ...
Chemistry - Please show me the steps..... At STP, 3.00 L of nitrogen gas ...