The part of the experiment in which the experimental factor has been removed is called?

A. 50 g of nitrogen (n2) has a volume of ___ liters at stp.

A chemical equation is called a thermochemical equation when it includes what value? A) heat of reaction B) atomic mass C) Avogadro's number

What is true when a reaction has reached equilibrium

Nuclear fission produces about one-fifth the power in the United States. An unintended positive consequences of nuclear power has been that A) a lot of power is generated. B) radioactive waste is created. C) less greenhouse gases are created.

Suppose that for the same 10.0 ml sample described in q3, the mass of the crucible with precipitate was 17.550 g, and the mass of the empty crucible (tare weight) was 17.410 g. calculate the concentration of the ba (oh) 2 solution from these data.

Write the chemical formula for each compound described. a) barium chloride (1 Ba ion, 2 Cl ion)

Acetonitrile (CH3CN) is an important industrial cheical. Among other things, it Is used to make plastic moldings, which have multiple uses, from car parts to Lego bricks. Which statement below about acetonitrile is FALSE? a.

State the difference between sugar in water and pebbles in water

What is the molar mass of Sr?

When protons and neutrons join together to make a nucleus, energy is?