A saline solution with a mass of 400 g has 30g of NaCl dissolved in it what is the mass/mass percent concentration of the solution?

A car travels down a straight road. Which of newton's laws must be put into effect to cause the car to follow a curve in the road

What type of solvent is needed to remove an oil stain?

The mass of a solid is 3.60 grams and it's volume is 1.8 cubic centimeters. What is the density of the solid expressed to the correct number of significant numbers

What are some things that could happen to you if you have an electrolyte imbalance?

Determine the molarity of a 45ml 7 moles solution of HCI

For the baeyer-villiger oxidation of cyclohexyl methyl ketone

What will happen if the density of an object is less than the density of water?

Which cannot be separated into simpler substances? compound element solution mixture

What jobs involve chesmistry

Think about a neutral magnesium atom. Then think of a magnesium ion with a 2+charge. How are these two alike? How are they different? Be sure to use the terms proton, neutron, and electron in your answer.