Predict the oxidation number for the Atom Cr

A teacher wants to figure out the amount of a solution that is needed for a titration experiment in a class lab. The class has 15 students, and each experiment needs 50 mL of solution.

Which contains covalent bonds? TiBr4 Ca (NO3) 2 BCl4 - BaCl2

About how many stars does the Milky Way Galaxy contain? OA) 900 thousand OB) 300-500 million OC) 200-400 billion OD) 2 trillion

In order to simulate epipelagic zone conditions in a model aquarium design, what light and temperature conditions would be required?

A balloon contains 5470cm3 of gas and has a mass of 10.24g. The mass of the empty balloon is2.42g. What is the density of the gas.

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