Which of the following will change the momentum of a moving object?

Select all that apply.

a change in mass

a change in volume

a change in velocity

a change in acceleration

A student combined water, sugar, and salt in a beaker. Which of the following statements is true? A.) the individual substances can be separated by physical means B.) the individual substances cannot by separated by physical means C.

Which type of bond is a result of the sharing of electrons between two more atoms?

Which of the following is not an example of a molecule? a. O3 b. H2O2 c. NCL3 d. F

Which of the following is a double replacement reaction? a. 2SO2 + O2 - > 2S03 b. Zn + Cu (NO3) 2 → Zn (NO3) 2 + Cu c. 2H2O2-> 2H2O + O2 d. AgNO3 + NaCl → AgCl + NaNO3

The Prandtl number, Pr, is a dimensionless group important in heat transfer. It is defined as Pr = Cp*mu/k where Cp is the heat capacity of a fluid, mu is the fluid viscosity, and k is the fluid thermal conductivity. For a given fluid, Cp = 0.

Classify the following as either chemical or physical property. A) color B) flammability C) hardness D) odor E) taste F) temperature

A tube of toothpaste contains 0.76 g of sodium monofluorophosphate (Na2PO3F) in 100 mL. (a) What mass of fluorine atoms in mg was present? (b) How many fluorine atoms were present?

Anhydrous magnesium nitrate will decompose when heated giving a white solid and a mixture of two gases X and Y

How would you describe the motion of plates in a collision zone?

The type of solution formed by creek water after heavy rain is called a colloid. true or false.