Which of the following elements has chemical properties similar to selenium? Which of the following elements has chemical properties similar to selenium? sulfur fluorine nitrogen hydrogen

How many ions does sodium have

Baking soda (nahco3) is an active ingredient in some antacids. determine the percent composition of oxygen in baking soda.

Which of the following statements is true? Algae belong to the Plantae kingdom. Bacteria belong to the Protista kingdom. Organisms in the Monera kingdom are prokaryotes. A red rose and a pinkfose are variations of the same species.

How many base units exist?

What happens to the kinetic energy of a cup of warm water when it is placed in a refrigerator?

What is the law of conservation of energy? A) energy can only be destroyed B) energy will always be renewed. C) energy cannot be created of destroyed. D) energy can never change forms.

Most metals are solid at room temperature, malleable, ductile, good conductors of heat and electricity, and react in acids to produce hydrogen gas. which of the properties mentioned is a chemical property? a. are malleable b. reacts with acids c.

Silver tarnishes when it comes into contact with hydrogen sulfide in the air. physical property or chemical property

When a volcanic irruption adds new rock to existing land and forms new islands is it considered destructive?

How many neutrons are in Cesium-130 (Cs) ? 55 75 130 185