When 8.21 l of c3h8 (g) burn in oxygen, how many liters of oxygen are consumed? all gas volumes are measured at the same temperature and pressure but not at stp?

What element has an ionic radius smaller than its atomic radius?

A student is running an experiment in which 74.8 grams of bai2 is needed, but the only jar of reagent in the lab is labelled barium iodide dihydrate.

Using Newton's laws of motion, describe the motion of a roller coaster and analyze the forces acting on the roller coaster at different times of the ride (starting, going up hill, in a curve or in a loop).

What is the basic unit of mass in the metric system?

Two different isotopes of the same element have : (true/false) - Equal nuclear charges - Similar radioactive decay properties - Equal mass of an atom - Different number of neutrons - Equal mass of a nucleus

When does a spring tide take place? At the beginning of spring Only during the spring season Only after spring is over At any time

The highest cloud are known as

What is the mass of 4.85 X 10^22 atoms of iron (Fe) ?

If element x has 95 protons how many electrons does it have

Which of the following when dissolved in deionized water would make a good conducting solution? a) methanolb) sugarc) baking soda