When deciding whom to invite to a party, you should consider which of the following?

ages, interests, and favorites of guests

time of the party

the place the party is to be held

all of the above

Calculate the value of q (kj) in this exothermic reaction when 5.40 g of hydrogen peroxide decomposes at constant pressure?

The pH of a solution shows the concentration of what type of ion?

Which pair of atoms forms ionic bonds? metal and metal metal and nonmetal nonmetal and nonmetal nonmetal and noble gas

What are the main indications that a chemical reaction has occurred

Which subscript should be written to the right of the symbol for fluorine in the compound dinitrogen tetrafluoride?

Describe how you could determine the specific heat of a sample of a solid substance. You may assume that the substance does not react with water.

Combustion of 7.54 g of liquid benzene (C6H6) causes a temperature rise of 50.3°C in a constant-pressure calorimeter that has a heat capacity of 6.27 kJ/°C. What is ∆H for the following reaction? C6H6 (l) + O2 (g) → 6CO2 (g) + 3H2O (l)

What is the compound name for the ion chemical formula AgBr?

Which principal energy level of an atom contains an electron with the lowest energy? A) n=1 B) n=2 C) n=3 D) n=4

Are erasers made from rubber?