How is the temperature of a liquid substance affected when it is freezing?

A) it increases

B) it decreases

C) it stays the same

Which kingdom (s) include organisms that are autotrophic and heterotrophic?

Which diagram below shows the pathway of energy through an ecosystem? A. producer → carnivore → herbivore B. producer → herbivore → carnivore C. herbivore → producer → carnivore D. carnivore → herbivore → producer

Technician A says that a MAF sensor actually measures the density and amount of air flowing into the engine.

3. Predict the mass of Na2S2O3that could be produced from 38.2 g of Na2S and unlimited quantities of the other reactants, based on the following unbalanced equation: Na2CO3 + Na2S + SO2--> Na2S2O3 + CO2 a. If the procedure produced only a 68.

What is the total pressure (in atm) of all non-polar molecules in a 1.0 L vessel containing 0.10 mol of each of the following gases at 298 K; CF4, NH3, SF6, SO2. A) 0.069 atm B) 0.22 atm C) 0.16 atm D) 1.2 atm E) 4.9 atm

In the reaction of magnesium with oxygen gas, a considerable amount of energy was released. This is an example of an exothermic reaction.

Why does an air bubble rise to the surface of a glass of water?

What term expresses the ratio of moles of reactants and products according to the coefficients in the balanced chemical equation? A) mole ratio B) reactant ratio C) product ratio D) yield ratio E) none of the above

What are some examples of kinetic energy

Under which conditions would the solubility of a gas be greatest? high pressure and high temperature high pressure and low temperature low pressure and high temperature low pressure and low temperature