In the following statement, which branch of government is exercising the power and which branch of government is being controlled? The courts may review acts of Congress and declare them unconstitutional.

The number 1.050 × 109 has how many significant figures?

What is the name for HClO3?

When the value of something does not depend on the amount of the matter then what is this called?

How many cubic inches are in 1.00 liter? (1 in = 2.54 cm)

Who is credited with measuring the mass/charge ratio of the electron?

Silicon, which makes up about 25% of Earth’s crust by mass, is used widely in the modern electronics industry. It has three naturally occurring isotopes, 28Si, 29Si, and 30Si. Calculate the atomic mass of silicon. Isotope Isotopic Mass (amu) Abudance % 28Si 27.976927 92.22 29Si 28.976495 4.69 30Si 29.973770 3.09

Which is the correct formula for copper(II) phosphate?

The density of mercury, the only metal to exist as a liquid at room temperature, is 13.6 g/cm 3. What is that density in pounds per cubic inch? (1 in = 2.54 cm; 1 lb = 454 g)

The speed needed to escape the pull of Earth’s gravity is 11.3 km/s. What is this speed in mi/h? (1 mile = 1609 m)