A sample of a pure compound containing C, H, and N, weighing 1.00 g, yields 2.84 g of carbon dioxide and 0.677 g of water when it reacts with excess oxygen. What is the simplest formula of the compound?

What is the electron configuration for the central atom of BrF3

Under the same conditions of temperature and pressure a liquid differs from a gas because the particles of the liquid

Find the number of grams of HCl needed to react completely with. 50 moles of magnesium. Mg (s) + 2HCl (aq) - -> MgCl2 (aq) + H2 (g)

Which element has the largest difference between the third ionization and the fourth ionization?

How should more than one polyatomic ion be indicated in a chemical formula?

Lithium (Li) and oxygen (O) are both in period 2. They both have? a. similar properties b. the same number of protons c. two electron shells d. the same number of electrons

What compares a law and a theory?

Explain what domain would best be represented by the "?" in the diagram. A) Eukarya because the organisms are all eukaryotic. B) Eukarya because the organisms are all prokaryotic. C) Bacteria because some of the organisms are autotrophs.

If you are eating a hamburger, it is an example of a consumer eating another consumer. a) true b) false

What mass of NaNO3 is needed to make 3.5 L of 2.2 M solution? (Na = 23.0g, N=14.0g, O=16.0g) Explain in steps