Determine the number of moles of compound in each of the following compounds?

4.50g H2O

471.6g Ba (OH) 2

129.68g Fe3 (PO4) 2

What is x+y <3 (0,0)

Dominic and Stacy each have a stamp collection. Dominic has six fewer stamps than three times the number of stamps Stacy has. Dominic and Stacy decide to give all of their stamps to their younger sister, Mary.

How do you find an exact value for sin of 40 degrees without using a calculator

A CMOS module of a computer system contains three electrical components, A, B, and C. All three components must function for the CMOS module of the computer system to work properly. The probability that component A fails is 0.

Solve for the system using substituion. 7x-8y=112y=-2x+9

Is 0.3333 a rational number and why

Suppose the linear regression line y=-0.3x + 11.2 predicts the time, in minutes, it takes you to finish an obstacle course after training for x days. About how much time would it take you to finish the course after training for 7 days? O A. 78.

Alex knows 18% of the students surveyed at his school are dropped off by car, while 22% walk or ride bikes, and the rest ride the bus. Which table could represent this information?

Which arebPartial products for 56x31?

Solve for nn: 5n+40≥12n-32