This is a short but weird math question

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This is a short but weird math question

i dont under stand it

What dimensions should the rug have?

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Calculate the ratio of moles of acid to moles of base to create a 750 mL buffer solution with pH = 4.2 using acetic acid, CH3OOH, and acetate CH3COO. The ka for acetic acid is 1.8 x 10^(-5). The given...

Consider an aqueous solution of ammonia, NH3, a base. If the resulting pH of this solution is 9.5, then what is the concentration of this ammonia solution? Note that the Ka for ammonium NH4, is 5...

Determine the 8th term in the geometric sequence whose first term is -10 and has a ratio of 2

The length of a rectangle is 5 inches more than the width. The perimeter is 26 inches. Find the length and the width.

just a math question regarding exponential functions

A metallurgist has an alloy with 10% titanium and an alloy with 20% titanium. He needs 100 grams of an alloy with 16% titanium. How much of each alloy should be mixed to attain the 100 grams of alloy...

John is trying to bring his new painting into the house but there is a problem: the door of the house is 5'7 tall and 2' wide; the painting is 5' 9' tall and 7'10 wide and if it is tilted more than...

A building is 1 ft from a 10-ft fence that surrounds the property. A worker wants to wash a window in the building 13 ft from the ground. He plans to place a ladder over the fence so it rests against...

Solve question 10 of my homework

Calculate the pH of a solution involving the addition of 35 mL of 0.1 M acetic acid, CH3COOH, to 350 mL of water. Ka for acetic acid is 1.8 x 10^(-5). My professor gave us the answer and wants us...

solve please

A rectangular piece of metal is 20 in longer than it is wide. Squares with sides 4 in long are cut from the four corners and the flaps are folded upward to form an open box. If the volume of the box...

how do i set the up equation correctly? I got 6 as a final answer and I'm wrong.

factor

Help solve the problem plz. Need help...

High school Biology section 5 review