A chemist prepares an aqueous solution of sodium hydroxide.  The solution contains 263.3 g of NaOH and has a volume of 750.0mL.  What is the molarity (moles/liter) of this solution? M=mols/L Answer with correct unit (1 point) and correct significant figures ( 1 point) All work must be shown for credit. No work=no credit. All work must in your own hand-writing.  

1. What does it mean for a compound to be ionic or covalent?   2. Classify the bonding in the compounds below as either ionic or covalent ( 2pts each)a. OH _____________b. NH _____________c. CO _____________d. CaCl ____________e. F2 ______________ 

.  The driving force of a neutralization reaction is the formation of ___.

___ is the process of a gas escaping from a container.

Write balanced equations for the combustion of: C5H10

A solution has a mass of [x] grams, and a volume of [y] mL.  What is the density (g/mL) of this solution, reported to the correct number of significant digits?

What is the pH of a 7.8 x 10-2 M KOH solution?

Write and balance equations include phase symbols:   The reaction of iron with oxygen gas to form solid iron(III) oxide.

Write and balance equations for: The reaction of elemental copper with chlorine gas to form copper(II) chloride

Why do certain solutions mix and others do not? What causes some to float and others to sink?