Saturday

October 22, 2016
Total # Posts: 10

**chemistry**

CaO(s) reacts with SO2(g) according to the following equations: CaO9(s)+So2(g)--> CaSO3(g). A 8.85g mixture containing CaO(s) is placed in a 3.00-L container. The container is filled with SO2(g) to a pressure of 749 torr, at 20.0 degree Celsius. After the reaction has gone ...

*September 23, 2015*

**MATH**

PROVE THAT sin3Asin6A+sinAsin2A/sin3Acos6A+sinAcos2A

*August 28, 2015*

**math**

the solution is (2/3,-1/2)(-3,-8) and he formula is f(x)=mx+b given the slope and one point

*August 5, 2014*

**Life orientation**

Three checks and balanced that are in place in south africa that control and regulate media?

*March 18, 2012*

**alegbra**

Jack usually mows his lawn in 4 hours. Marilyn can mow the same yard in 5 hours. How much time would it take for them to mow the lawn together?

*April 21, 2011*

**alegbra**

Television sets. What does it mean to refer to a 20-in TV set or a 25-in TV set? Such units refer to the diagonal of the screen. A 10-in TV set also has a width of 8 inches. What is its height?

*April 1, 2011*

**HELP! URGENT! (geometry)**

Helen stands 66 m away from the base of the tree. If the line of sight makes an angle of 30 with the top of the tree with respect to the horizon. What is the height (h) of the tree?

*March 15, 2011*

**Math**

Helen stands 66 m away from the base of the tree. If the line of sight makes an angle of 30 with the top of the tree with respect to the horizon. What is the height (h) of the tree?

*March 15, 2011*

**alegbra**

The base of a triangle is 8 cm greater than the height. The area is 64 cm^2. Find the height and the length of the base.

*March 3, 2011*

**alegbra**

Amy paid $87.27 for a pair of running shoes during a 15%-off sale. What was the regular price?

*February 19, 2011*

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