Adrienne noticed a puddle in her driveway after a rain storm before the sun came out. Later that afternoon, she noticed the puddle was much smaller. What made the puddle become smaller?

If enough oxygen is present for 132g of propane (C3H8) to burn completely in the given reaction, what mass of water is produced? Give your answer in grams, rounded to nearest gram. Reaction: C3H8 + 5O2 > 3CO2 + 4H20 Answer:

Are humans producers, primary consumers, secondary consumers, or tertiary consumers?

What are the isotopes? how all of the isotopes of an atom are similar and how are they different?

Why is a ylid a stable nucleophile? Select all that apply. Group of answer choices The proximity of the positively charged phosphorous and negatively charged carbon stabilizes the charges. It is a stable Arrhenius base.

What type of bond will form between two chlorine atoms?

Given 4.80g of ammonium carbonate, find: Number of moles of the compound Number of moles of ammonium ions Number of moles of carbonate ions Number of moles of hydrogen atoms Number of hydrogen atoms

The density of water is 1.0 g/cm3 will rubbing alcohol float with a density of 0.81 g/cm3

Write an equation that shows the formation of the phosphide ion from a neutral phosphorus atom.

Which of the following terms is defined by the measure of mass per unit of volume? gravity density weight acceleration

Select the lon. O NO₂ H2SO4 O A3