2C4H10(g) + 1302(g) →8CO2(g) + 10 H2O(g) Given 2.78g carbon dioxide calculate the amount in grams of oxygen needed to complete the
reaction.

Which graph represents the solution set for the given system of inequalities? x+2y< 3 x+y> 4 3x-2y> 4

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π

4+(2+x) can you me solve this problem