NaOH is a strong base. Which two ions do you expect to find in a solution of NaOH?

A. Na and OH

B. Na + and OH-

C. NaO - and H+

D. NaH + and O-

How are the particles of butterfat made smaller so that the mixture is homogenized?

Why is sugar considered a solid even though it takes on the shape of its container?

The amount of matter in an object is a measure of its

Neptunium-237 undergoes a series of α-particle and β-particle productions to end up as thallium-205. How many α particles and β particles are produced in the complete decay series? α particles β particles?

Select the correct answer. When a perfume bottle is opened, some liquid changes to gas and the fragrance spreads around the room. Which sentence explains this? A. Gases do not have a definite volume. B. The particles of gases are closely packed. C.

Which property can be defined as the ability of a substance to be hammered into thin sheets

Select the group of organelles that is common to both plant cells and animal cells. A. nucleus, cytoplasm, ribosomes, chloroplasts B. cell wall, ribosomes, cell membrane, mitochondria C. cytoplasm, mitochondria, cell wall, nucleus D.

A compound is found to have a composition of 70.4% carbon and 29.6% hydrogen, by mass. what is the empirical formula for the compound?

As you go down a family or group on the periodic table * the atoms become smaller and smaller. the elements become less reactive. the elements become more reactive. the atoms have more and more valence electrons.

What is the name of the horizontal rows in the periodic table?