Give the symbol for an isotope having 8 protons and 10 neutrons.

Which statement best compares coal and ores? Both are burned for energy. Both take millions of years to form. Both require oxygen to form. Both are used to make coins.

Draw the product you expect from the reaction of (s) - 3-iodohexane with ch3co2-. be sure to show stereochemistry.

Which is the electronic configuration for oxygen? 1s2 2s2 2p1 1s2 2s2 2p3 1s2 2s2 2p4 1s2 2s2 2p6

Is the source of light from flame tests the same as that from "neon" signs?

Suggest why the relative atomic mass of chlorine is not a whole number

What is the volume of 90.0 grams of ether if the density of ether is 0.70 g/mL? a) 1.1 x 10^2 mL b) 1.3 x 10^2 mL c) 6.3 x 10^1 mL d) 7.8 x 10^-3 mL

Which of the following is the general definition of a gas? Matter with a fixed volume and a fixed shape. Matter with no fixed volume and no fixed shape. Matter with a fixed volume but no fixed shape. Matter with a fixed shape but no fixed volume.

If data are from a trusted source and the results are validated by multiple tests, the evidence supporting a scientific claim is

Suppose you are performing an extraction procedure with a carboxylic acid, like a benzoic or toluic acid Which layer should contain the carboxylic acid in a two-layer mixture of water and an organic solvent, like diethyl ether? A.

Which of the following statements is true for a decomposition reaction? A) new atoms are formed B) a single product is formed C) multiple products are formed D) multiple reactants break down