Thursday
July 10, 2014

Posts by dinah


Total # Posts: 13

chem
If 7.59 moles of an ideal gas has a pressure of 4.41 atm, and a volume of 71.59 L, what is the temperature of the sample?

chem
6.01-L cylinder contains 1.25 mol of gas A and 4.54 mol of gas B, at a temperature of 32.8 °C. Calculate the partial pressure of each gas in the cylinder. Assume ideal gas I have work this question three time and can not get the rt answer

chem
6.01-L cylinder contains 1.25 mol of gas A and 4.54 mol of gas B, at a temperature of 32.8 °C. Calculate the partial pressure of each gas in the cylinder. Assume ideal gas I have work this question three time and can not get the rt answer

chem
8.10-L container holds a mixture of two gases at 45 °C. The partial pressures of gas A and gas B, respectively, are 0.153 atm and 0.882 atm. If 0.110 mol a third gas is added with no change in volume or temperature, what will the total pressure become?

chem
A 9.80-L container holds a mixture of two gases at 39 °C. The partial pressures of gas A and gas B, respectively, are 0.426 atm and 0.832 atm. If 0.250 mol a third gas is added with no change in volume or temperature, what will the total pressure become?

chem
If 41.5 moles of an ideal gas is at 4.71 atm at 49.90 °C, what is the volume of the gas?

chemsity
A 6.48-L cylinder contains 1.48 mol of gas A and 4.80 mol of gas B, at a temperature of 33.4 °C. Calculate the partial pressure of each gas in the cylinder. Assume ideal gas behavior.

chemistry
At 1 atm, how much energy is required to heat 79.0 g of H2O(s) at –20.0 °C to H2O(g) at 121.0 °C?

math
there are 5 green, 3 red ,8 yellow, and 3 black marbles in a box. How many marbles does John need to draw before he is absolutely sure he has at least one red marble?

math
if $4000 invrsted at simple interest for two yrars earn #600 than rate of interest must be

math
600=4000*r*2

hardin
evaluate 16 5\4

algebra
Bayside insurance offers Giselle a two part insurance coverage. She has to pay the first $50, plus 40% of the remaining bill. How much would her medical bills be in bills in order for paln B to save her money?

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