Potassium (K) has an atomic number of 19. It often forms an ion by losing 1 electron. How many electrons would the ion have?

Real gases behave most nearly like ideal gases at 1. high temperatures and high pressures. 2. high pressures and low molar masses. 3. low temperatures and high pressures. 4. low temperatures and low pressures. 5. high temperatures and low pressures.

Convert 3.5 x 10^23 K atoms to moles 0.58 moles 2.1 x 10^47 moles 5.8 x 10^45 moles 2.5 x 10^23 moles

Give the ion notation for an atom with 34 protons and 36 electrons

A burning mtch and a bonfire may have the same temperature, yet you would not sit around a burning match on a fall evening to stay warm, why not?

A scientist heats a flexible container full of neon gas. What will most likely happen to the container as the gas absorbs heat? It will shrink, because the neon atoms will break apart into smaller pieces.

What volume of 0.0748 M perchloric acid can be neutralized with 115 mL of 0.244 M sodium hydroxide?

A car is traveling at 65 mph. How many feet can you travel in one second

0.901g KHP is fully titrated with 44.1 mL of an NaOH solution of unknown concentration. What is the concentration of the NaOH solution?

What is a MSDS? A document that identifies chemical hazards associated with compounds. Part of a Biosafety manual. Identifies all chemical reactions. Outlines calibration standards.

What mass of Na2SO4 is needed to make 2.0 L of 3.0 M solution? (Na=23g; S=32g; O=16 g)