What is the molecular formula for the compound with a formula mass of 58.12 and an empirical formula of c2h5?

In cold climates, the amount of snow on the ground may decrease, even if the temperature stays below 0c. Which process explains this event?

A sample of hydrogen gas has a volume of 8560. mL at standard temperature and a pressure of 1.50 atm. Calculate the number of moles of H, present in this gas sample.

Where would you expect snow or rain to fall on a mountain? on the down wind side on the leeward side on the windward side It is just as likely to have snowfall on either side of a mountain.

When calcium carbonate is added to hydrochloric acid, calcium chloride, carbon dioxide, and water are produced. CaCO3 (s) + 2 HCl (aq) ⟶ CaCl2 (aq) + H 2 O (l) + CO 2 (g) How many grams of calcium chloride will be produced when 25.

What does pH measure? A. The acidity of a solution B. The ionic strength of a solution C. The rate of a chemical reaction D. The hydrogen atoms in a molecule

Water has unique properties which include its strength as a solvent; its three environmental stages of solid, liquid, and gas; and its temperature regulation. these properties are due to polar covalent bonds between oxygen and hydrogen.

What happens to the temperature of a substance while it is changing state? Explain

How do I solve for the density of a block of wood that has a mass of 120g and a volume of 200cm3?

How many atoms are in 1 mole of ca

A 14.4-gg sample of granite initially at 86.0 ∘C∘C is immersed into 24.0 gg of water initially at 25.0 ∘C∘C. What is the final temperature of both substances when they reach thermal equilibrium? (For water, Cs=4.18J/g⋅∘CCs=4.