Within one period, which group has the lowest first ionization energy?

A) alkaline earth metals

B) noble gases

C) alkali metals

D) halogens

E) carbon family

The way friction transforms energy and the way friction can be reduced

What is the mass in pounds of 1.000 quart of mercury

When a 36.7g sample of iron is placed in a graduated cylinder containing 20.0mL, the water level rises to 24.7mL. What is the density of iron?

Molar mass is measured in units of what?

A metal sample has a mass of 64.2 g. What is the density of this metal?

Transport means to move something from one place to another. True False

What are two reasons that ocean water sinks in the Arctic Ocean? A. The surface water is warmer and less salty than normal. B. The surface water is warmer and more salty than normal. C. The surface water is colder and less salty than normal. D.

Which statement best describes the conductivity of weak electrolytes, such as weak acids and bases? A) Weak electrolytes do not dissolve in water and can not conduct electricity.

Two speakers are placed side by side and are described as having constructive interference. How do you know when constructive interference of sound waves has occurred?

Write about "human impact"