Arrange these elements in order of decreasing atomic size : Sulfur, chlorine, aluminum, and sodium.

Which of these is an acid? a ammonia b vinegar c water

In a covalent bond: a. An atom gains one or more electrons from another atom to gain stability. b. Adjacent atoms share a single electron. c. An atom loses electrons to another to gain stability. d. Atoms share one or more pairs of electrons.

Problem 5.32 - enhanced - with feedback the rolling resistance for steel on steel is quite low; the coefficient of rolling friction is typically μr=0.002. suppose a 180,000 kg locomotive is rolling at 22 m/s on level rails.

Why don't the chocolate chips melt when making cookies

Which would have a higher pH, a 0.1 M solution of a strong acid, or a weak acid? Why?

How are the components of the electromagnetic spectrum, from radio waves to gamma rays, grouped? Group of answer choices according to their wavelength according to their speed according to their visibility according to their velocity

Which two of the following elements would you expect to be most similar: nitrogen, chlorine, barium, fluorine, and sulfur?

Which statement best describes control rods? They are unmovable pieces. They are inert. They supply neutrons to start the nuclear chain reaction. They drive the generator

A large rift valley can be found along the east coast of Africa. It has been slowly widening over time, and it is now wide enough to contain many large lakes. Which of these best explains the slow widening of this rift valley over time? A.

How does the density of aluminum compare with the density of gold