What are the two measurement systems the thermometer uses? Which one is most commonly used for science? Why?

AgCl is less soluble in NaCl (aq) than in water because a) of a decrease in Na + ions. b) AgCl forms complex ions with NaCl. c) of a common ion effect. d) NaCl has a higher solubility product.

Describe the function and usefulness of a model in scientific investigations, using the atomic model as an example.

All the following are signs of a chemical reaction, except A. a change in color or odor. B. a release of gas. C. a change of state. D. a change in energy.

The complete combustion of 0.521 g of a snack bar in a calorimeter (Ccal = 6.15 kJ/°C) raises the temperature of the calorimeter by 1.29 °C. Calculate the food value (in Cal/g) for the snack bar.

Why does diving 30m below sea level affect our bodies more than being in a building 30m above sea level?

When the Sun is in its maximum solar cycle, which of the following occurs? A. One CME is produced every five days B. There is an unpredictable amount of energy C. Up to three CMEs are created in one day D. Protons and neutrons accelerate

How many daughter cells are produced in meiosis?

Sodium chlorite - > sodium chloride + oxygen what type of chemical reaction is represented by this equation

The mixing of which pair of reactants will result in a precipitation reaction? the mixing of which pair of reactants will result in a precipitation reaction?

A balloon has 18.9 moles of hydrogen gas at a volume of 428 L. What would the volume of the gas be if the balloon had 14.0 moles of hydrogen gas left after 1 day?