# Posts by dinah

Total # Posts: 15

**art/125**

example the relationship between art and popular culture?

*July 26, 2015*

**math**

A town P is 160km from a town Q in the direction of 50 degree, what the bearing of Q from P

*January 20, 2015*

**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?

*December 1, 2013*

**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

*December 1, 2013*

**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

*December 1, 2013*

**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?

*December 1, 2013*

**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?

*December 1, 2013*

**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?

*December 1, 2013*

**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.

*December 1, 2013*

**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?

*September 13, 2013*

**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?

*March 12, 2012*

**math**

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

*June 15, 2011*

**math**

600=4000*r*2

*June 15, 2011*

**hardin**

evaluate 16 5\4

*January 12, 2010*

**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?

*December 20, 2009*

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