What might cause a sand dune to become smaller

Allison needs 18 liters of a 5% saline solution. She has a 1% solution and a 10% solution available. How many liters of the 1% solution and how many liters of the 10% solution should she mix to make the 5% solution?

which of the following substances would most likely be malleable? a) glass b) copper c) ice d) diamond

If you bend a straight chain of carbons, do you make a different structure? Why or why not?

What type of matter is 10 grams of calcium? Homogeneous mixture Heterogeneous mixture Pure substance that is an element Pure substance that is s compound

Two boxes are filled with air. The molecules that make up the air in Box A have more kinetic energy than those in Box B. What can you say about these boxes?

What kind of car do Cherry's and Marcia's boyfriends ride around in

What is the use of formaldehyde

If you react 5.6 moles of pbs (s) in the air, how much o2 (in grams) would be needed for a complete reaction?

A solution containing 292 g of Mg (NO3) 2 per liter has a density off 1.108 g/ml. What is the molarity of the solution?

Ozone, o3 (g), is a form of elemental oxygen produced during electrical discharge. is δh∘f for o3 (g) necessarily zero?