Wednesday

February 22, 2017
Total # Posts: 18

**Science**

6.02 molecules of urea are present in100 ml of its solution . The concentration of urea solution is

*June 22, 2016*

**Geography**

the three "R"s that offer a guide to helping you lesson your impact on the environment and create a more sustainable world.

*June 19, 2015*

**Geometry**

Make a valid conclusion in the situation. -If the measure of an angle is 90 degree, then it is a right angle. The measure of <A is 90 degree. Plzzzz help me!!!

*September 11, 2014*

**maths**

A shopkeeper markes his goods at 40% above the cost price but allows a discount of 5% for cash payment to his customers . What actual profit does he make , if he receives Rs. 1064 after paying the discount

*January 2, 2013*

**Probability-plse**

A committee of two persons is selected from two men and two women. Find the probability that the committee will have at least one man.

*November 27, 2012*

**maths**

Let A, B and C be the sets such that A ∪ B = A ∪ C and A ∩ B = A ∩ C. Show that B = C.

*November 27, 2012*

**dpis**

The rate of change of radius of a spherical air bubble is 0.002 cm/s. What is the rate of change of its surface area when its radius is 2 cm?

*November 23, 2012*

**Science**

What effect will decrese plant growth have on oxygen and carbon dioxide in the atmosphere?

*November 7, 2012*

**Physics**

A man pulls a 25kg sled a distance of 80 meters across a flat, snowy surface. He holds the handle of the sled at an angle of 30degrees with the ground. How much work does he do on the sled against the force of friction?(Assume the coefficient of sliding friction between the ...

*August 22, 2012*

**Physics**

A man pulls a 25kg sled a distance of 80 meters across a flat, snowy surface. He holds the handle of the sled at an angle of 30degrees with the ground. How much work does he do on the sled against the force of friction?(Assume the coefficient of sliding friction between the ...

*August 22, 2012*

**Physics**

A man pulls a 25kg sled a distance of 80 meters across a flat, snowy surface. He holds the handle of the sled at an angle of 30degrees with the ground. How much work does he do on the sled against the force of friction?(Assume the coefficient of sliding friction between the ...

*August 22, 2012*

**Math**

A number is drawn at random from {1,2,3,4,5,6}. What is the probability that either a number larger than 3 or an even number will occur?

*April 16, 2012*

**business**

Applying the strategy used by David Windorski at 3M to other organizations would suggest that these firms should

*January 13, 2011*

**chemistry**

When combined with cupric ions (aq, 1M) which will produce the largest standard cell voltage? (Use data from table 20.1, and Appendix D page A28-A29 in Petrucci) 1. ) Mn(s) 2. ) MnCl2(aq) 3. ) KMnO4(aq) 4. ) MnO2(s) the answer i got was MnO2,,,,but im not sure if its right......

*December 2, 2009*

**chemistry**

so would the answer be Mn (s)?

*December 1, 2009*

**chemistry**

When combined with cupric ions (aq, 1M) which will produce the largest standard cell voltage? (Use data from table 20.1, and Appendix D page A28-A29 in Petrucci) 1. ) Mn(s) 2. ) MnCl2(aq) 3. ) KMnO4(aq) 4. ) MnO2(s) the answer i got was MnCl2,,,,but im not sure if its right...

*December 1, 2009*

**chemistry**

what do you think DrBob?

*November 24, 2009*

**chemistry**

i got 269 kJ but im not sure...it would be better if a professor confirned it

*November 24, 2009*

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