Why is a compound considered a pure substance why or why not

Blank3-2blank=71 ... what is the answer?

Simplify the following expression 3^2v * (3x) ^3

What is the difference between 7/8 and 6/7?

Explain how the statement "there is 3/4 cup per serving" represents a rate.

What is 36/60 in decimal form

A pencil making machine took 1/4 of a second to make enough pencils to fill 1/2 of a box. At this rate, how long would it take the machine to fill the entire box?

Is a√ (b) * c√ (d) equal to √ (a^2*b*c^2*d) ?

How is 2.725 x 10^-7 written in standard form

What is the cost of 2 kilograms of flour is 3 kilograms cost $4.86 in the unit price for each package of flour is the same

Explain why it is possible to draw more than two different rectangles with an area of 36 square units but it is not possible to draw more than two different rectangles with an area of 15 square units. The sides of the rectangles are whole numbers