Which statements describe properties that are unique to metalloids? Check all that apply.

Metalloids are shiny.

Metalloids are semiconductive.

Metalloids are solid.

Metalloids are amphoteric.

Metalloids are brittle

which of these pairs of elements is most likely to be a part of a polyatomic ion? k an cl li and br p and o Ca and O

How many millimeters are in 251 cm?

Where does change oif depolarization occurs?

As an instructor is preparing for an experiment, he requires 225 g phosphoric acid. The only container readily available is a 150-mL Erlenmeyer flask. Is it large enough to contain the acid, the density of which is 1.83 g/mL?

How many atoms are in 3.40 moles of sugar?

If JM = 5x - 6 and LM = 2x - 6, which expression represents JL?

5. The air rising cools as it reaches the top of which atmospheric layer? Troposphere Metrosphere Thermsphere none of the above

Looking at a net ionic equation how can i tell with reactant ions were oxidized

Why is it important to conserve both nonrenewable and renewable resources?

What procedure represents the safest technique to use for diluting a concentrated acid?