The time line shows that the major way the

United States gained territory in the early 19th

century was through

(1) war (3) executive orders

(2) diplomacy (4) arbitration

Dilute solution is what term?

What is always a product in an acid base reaction?

What is inside the nucleus of an atom

A sample containing anthracene dissolved in methane was separated using gas chromatography. Methane was detected at 42.5 seconds (tm) and anthracene was detected at 173.6 seconds (tr).

A farmer has a large field with one type of crop. This area has high biodiversity. Agree Disagree

The ionic naming rules

What is the PH of a solution whose [H+] is 0.0007

What was concluded about the structure of the atom as the result of the gold foil experiment? (1) A positively charged nucleus is surrounded by positively charged particles. (2) A positively charged nucleus is surrounded by mostly empty space.

Andre is predicting the products of chemical reactions. In one reaction, a hydrocarbon is the only reactant. What is the best prediction and explanation of this reaction? Two new compounds form as the hydrocarbon undergoes a synthesis reaction.

What evidence is there that electrons move around in definite pathways around the nucleus? What evidence is there that electrons m