a rectangle solid has a length of 3cm a height of 4 centimeters and a width of 5cm what is the solid’s volume?

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

Which rate indicates the number of children that would be born per woman if she were to live to the end of her child bearing years

What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state.a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car