Which of the following is a characteristic of nonmetals?

a. nonmetals are often shiny and hard.

b. nonmetals are often malleable.

c. Nonmetals do not conduct electricity.

d. nonmetals are often ductile.

What is the difference between homogenous mixtures and heterogeneous mixtures? can u give examples?

Which statement is most accurate A. Cold soda will taste less bubbly, because the solubility of carbon dioxide in water is lower at lower temperatures. B.

a chemist isolated a gas in a glass bulb with a volume of 255 ml at a temperature of 25 and a pressure of 10 torr. The gas weighed 12.1 mg. What is the molecular mass of this gas

Many metals react with acids to produce hydrogen gas. A certain reaction produces 32.6 L of hydrogen gas at STP. How many moles of hydrogen were produced?

69 whenever organic matter is decomposed under oxygen-free (anaerobic) conditions, methane is one of the products. thus, enormous deposits of natural gas, which is almost entirelymethane, exist as a major source of fuel for home and industry.

Beaker A contains 2.06 mol of copper, and Barker B contains 222 grams of silver. Which beaker the larger number of atom?

How do muscles work in pairs to make parts of the body move?

Bamboo can grow up to 60.0 cm/day. Convert this growth rate into inches per hour

What is the formula of the ionic compound expected to form between the elements mg and s?

The formula of a salt is XCl2. The X-ion in this salt has 26 electrons. The metal X is A) Fe B) V C) Pd D) Ni E) Zn