Which of the following is a strong base?

A. NH3 (ammonia)

B. H20 (water)

C. CaCO3 (calcium carbonate)

D. NaOH (sodium hydroxide)

What happens when sodium and potassium react with water?

A papermaking factory releases waste into a local lake. Soon, many fish in the lake begin to die. How might this hurt the economy of the area? a Local fishermen will lose their jobs. B. The papermaking factory will make less paper. C.

Why are teeth not minerals?

Which of the following is NOT true of nitrogen fixation? (A) it is a process that occurs exclusively in some species of prokaryotes (B) it sometimes occurs in bacteria that are mutualistic symbionts in plant roots (C) it is the metabolic process

Write the empirical formula of at least four binary ionic compounds that could be formed from the following ions: Ca2+, V5+, Br-, S2-

A certain shade of blue has a frequency of 7.04 * 1014 Hz. What is the energy of exactly one photon of this light?

a student determines. 8.2 mg of oxygen is dissolved in a 1000 gram sample of water at 15° Celsius what type of solution is the sample

A crane lifts a cargo box 10 m off the ground. If the crane lifts the cargo box twice as high, the potential energy will increase by

What is the main purpose of a particle accelerator?

Is this statement true or false? Bases feel slippery. A. True B. False