What is definite volume

Will apatite scratch glass y or y not

On the pH scale Select one: A. the lower the whole number on the scale, the greater the H + concentration. B. a tenfold difference in hydrogen ion concentration separates each whole number. C. pH values above 7 are basic (alkaline). D.

What is a controlled experiment? A. one variable is changed at a time B. none of the variables are changed C. all variables are kept constant D. two variables are changed at a time

The molar solubility of ba3 (po4) 2 is 8.89 x 10-9 m in pure water. calculate the ksp for ba3 (po4) 2. the molar solubility of ba3 (po4) 2 is 8.89 x 10-9 m in pure water. calculate the ksp for ba3 (po4) 2. 5.55 x 10-41 5.33 x 10-37 8.16 x 10-31 6.

Why do the Sun and Moon look redder when they are closer to the horizon (that is, "why are sunsets red") ?

You are given a clear solution of KNO3. Using 3-4 sentences explain how you would determine if the solution is unsaturated, saturated, or supersaturated

Which element combination (s) would result in electrons being shared? [] sodium (Na) and oxygen (O) [] carbon (C) and fluorine (F) [] oxygen (O) and hydrogen (H) [] aluminum (Al) and chlorine (Cl)

If you start with 4 moles of iron and 3 moles of oxygen to produce iron oxide, what is the limiting reagent? (You will need to balance the equation first.) Fe + O2 - > Fe2O3

Is burning wood a physical change

A gas is located inside a closed container. if the gas is allowed to occupy more volume inside the container, what will happen to the pressure? (note: there is no gas added to the container.)