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JULIE
Questions (22)
A gas mixture with a total pressure of 745mmHg contains each of the following gases at the indicated partial pressures: CO2, 257
0 answers
789 views
A 1.5-L container of liquid nitrogen is kept in a closet measuring 1.3 m by 1.3 m by 1.8 m.
Assuming that the container is
0 answers
1,175 views
A 260-mL flask contains pure helium at a pressure of 743 torr. A second flask with a volume of 480 mL contains pure argon at a
2 answers
4,588 views
Consider the following chemical reaction.
2H2O(l) -->2H2(g)+O2(g) What mass of H2O is required to form 1.6 L of O2 at a
1 answer
1,305 views
An experiment shows that a 114 mL gas sample has a mass of 0.168 g at a pressure of 697mmHg and a temperature of 30 C.
What is
2 answers
714 views
Ozone is depleted in the stratosphere by chlorine from CF3Cl according to the following set of equations:
CF3Cl+UV light-->CF3+Cl
1 answer
3,820 views
A syringe containing 1.75 mL of oxygen gas is cooled from 96.4 C to 0.4 C.
What is the final volume of oxygen gas? in mL
1 answer
425 views
Use the molar volume of a gas at STP to calculate the density (in g/L ) of carbon dioxide gas at STP.
2 answers
6,056 views
The air in a bicycle tire is bubbled through water and collected at 25 C.
If the total volume of gas collected is 5.65 L at a
2 answers
3,590 views
A gas mixture with a total pressure of 745 mmHg contains each of the following gases at the indicated partial pressures: CO2,
0 answers
1,007 views
A sample of nitrogen gas in a 1.86-L container exerts a pressure of 1.32 atm at 20 C.
What is the pressure if the volume of the
1 answer
685 views
A sample of N20 gas has a density of 2.65 g/L at 298 K.
What must be the pressure of the gas (in mmHg )?
2 answers
2,273 views
A heliox deep-sea diving mixture contains 2.0 g of oxygen to every 98.0 g of helium.
What is the partial pressure of oxygen when
2 answers
2,564 views
A sample of gas has an initial volume of 33.0 L at a pressure of 1.1 atm.
If the sample is compressed to a volume of 10.0 L, what
1 answer
590 views
Lithium reacts with nitrogen gas according to the following reaction: 6Li(s)+N2(g)-->2LiN(s)
What mass of lithium (in g ) is
4 answers
12,567 views
What is the pressure in a 10.0-L cylinder filled with 0.470 mol of nitrogen gas at a temperature of 329 K?
1 answer
586 views
THE TOTAL AGE OF GROUP OF PARENTS IS 342.A NEW PARENT AGED 48 JOINS THE GROUP AND THE AVERAGE RISES BY 1. WHAT IS THE ORIGINAL
2 answers
951 views
THE SIDE OF A RIGHT-ANGLED TRIANGLE ARE 3XCM,3X-1CM AND 4X PLUS 1CM ,THE LAST SIDE BEING THE HYPOTHENUS FIND X.
1 answer
875 views
THE ARITHMETIC PROGRESSION 2,5,8,11 AND 3,10,17,24... HAVE SOME COMMAN VALUES.WHAT IS THE LARGEST VALUE LESS THEN 500 THAT THEY
1 answer
710 views
MEAN=80,SD=10, S=8, N=25
E(M)= SE(M)=
1 answer
286 views
what is th scientific notation for the number 385,000
i think 3.85x10^5
1 answer
538 views
HOW MANY DIFFERENT WAYS CAN THEY GO ON A SHELF PIG,COW,HORSE
3 answers
1,006 views
Answers (2)
12/3X+Y X=7 AND Y=4 WRITE YOUR FINAL ANSWER EXCALITY INTO ALGERBRA EXPRESSION
thank you
