Which is a characteristic of aromatic hydrocarbons?

A. They have triple bonds

B. They are cyclic

C. They are saturated

D. They are in straight lines.

List three factors that affect reaction rates.

Summarize Mendeleev and Moseley's contributions to the history of the periodic table.

The following ionic compounds are found in common household products. write the formulas for each compound: (a) Potassium phosphate (b) copper (II) sulfate (c) calcium chloride (d) titanium dioxide (e) ammonium nitrate (f) sodium bisulfate (the

Explain why oxygen has a higher ionization energy than phosphorus

Which of the following describes an exothermic reaction? O A. AHI, reactants = 0 O B. AHf, reactants = AHf, products O C. A He, reactants > AHf, products O D. A He, reactants < AH, products

If a scientist creates a new rock-like substance in a laboratory, why wouldn't this type of material be classified as a true mineral?

Select the correct responses to the questions from the drop-down menus. Which wind blows cool air inland during the day? Which wind blows cool air toward the sea at night? Which winds blow steadily from specific directions and over long distances?

Consider the balanced equation for the following reaction: 3Ca (ClO3) 2 (aq) + 2Li3PO4 (aq) → Ca3 (PO4) 2 (s) + 6LiClO3 (aq) Determine the theoretical yield of LiClO3 (aq) in grams if the percent yield of LiClO3 (aq) is 81.0% and 9.

What is the total number of valence electrons in a sulfide ion in the ground state? (1) 8 (3) 16 (2) 2 (4) 18

Write the name and formula of the compound made of magnesium and fluorine