Is krypton ionic or covalence

We refer to astronauts in space as weightless, but not without mass. Why?

What types of elements are responsible for the colors of fireworks?

In ___, citizens are Constitutionally allowed to vote for their political leaders. However, the ruling party of that country has not allowed people to vote for many years.

What are the trends and exceptions to the trends in electron affinity

Which is an example of a mixture

What resources that we use everyday

The density of aluminum is 2.7 g/ml. if the aluminum has a volume of 10 ml, what is the mass of the aluminum?

A. List three things that your body strives to keep constant. (example metabolism) B. Describe one way in which each of the items you listed in Part A could be at least temporarily disrupted from equilibrium.

Part I Complete and balance the following equation: NO-2 (aq) + Al (s) →NH+4 (aq) + AlO-2 (aq) (basic solution)

A 425.00-gram sample of a compound decomposes into 196.01 grams of carbon, 41.14 grams of hydrogen, 130.56 grams of oxygen, and 57.29 grams of silicon. Experiments have shown the compound has a molecular weight of 208.329.