What mass of NH3 can be made from 1221g of H2 and excess N2

Describe any new ways you can change the polarity of the three-atom molecule.

The following is an example of which type of chemical reaction? AgNO3 (aq) + NaCl (aq) - - > AgCl (s) + NaNO3 (aq) Single replacement Decomposition Double replacement Combustion

Explain in terms of chemical interaction how milk of magnesia acts to calm an upset stomach.

Given an element's atomic number and mass number, how can you tell the number of protons and neutrons in its nucleus?

If a pork roast must absorb 1500 kJkJ to fully cook, and if only 14% of the heat produced by the barbeque is actually absorbed by the roast, what mass of CO2CO2 is emitted into the atmosphere during the grilling of the pork roast?

When you measure something in meters cubed, you are measuring

Low density: low pressure: high density Is which. evaporation? water vapor? condensation / liquid water

Which structures are found on sponges? pores medusae polyps stinging cells

Coefficients in a chemical equation are used to: balance the number of atoms on both sides of the equation ensure that all subscripts on both sides of the equation are the same indicate energy changes that occur during the reaction indicate the type

What determines your blood cholesterol level?