Solutions with high ph values have which of these properties?

A) turns litmus paper red

B) feels slippery

C) taste sour

D) gives off hydrogen gas when reacted with metal

What is the total number of covalent bonds normally associated with a single carbon atom in a compound? A. 1 B. 2 C. 3 D. 4

A certain element x has four isotopes. 0.5600% of x has a mass of 83.91343 amu. 9.860% of x has a mass of 85.90927 amu. 7.000% of x has a mass of 86.90890 amu. 82.58% of x has a mass of 87.90562 amu. What is the average atomic mass of element x?

Assume that Charlee has two separate beakers containing the same amount of water in each with the same temperature. She adds one spoonful of the same solute to each beaker and stirs them at the same speed.

What measurements are equal to 550,000 micro liters

What mass of hcl in grams is required to react with 0.750 g of al (oh) 3?

The mass of 126c is exactly 12 u. what is the total binding energy of this nucleus?

A reaction is in equilibrium as shown: a + b c + d. calculate the equilibrium constant if the final concentrations stabilize at: a = 9.60 m b = 10.0 m c = 4.00 m d = 4.00 m 0.167 0.408 2.45 5.99

When 10 liters of a gas at 1 atm is compressed to 3 liters at constant temperature, what property of the gas changes?

What happens to the particles of a substance when thermal energy is added to the substance? A.) it's particles do not vibrate at all. B.) it's particles move faster. C.) it's particles move closer together. D.). It's particles move slower.

Suppose that you drop three objects into a glass of water: a piece of styrofoam, a piece of oak, and a gold ring. Which float, and which sink? density of styrofoam: 0.005 density of gold ring: 19.32 density of oak: 0.70