Which molecule is an alkene?

A. 2-methylhexane

B. 3-octyne

C. Octane

D. cis-2-pentene

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The sodium atom contains 11 electrons, 11 protons, and 12 neutrons. what is the atomic mass of sodium?

You need to make a stock solution of a known copper concentration for your experiment. You start by weighing out a piece of pure copper wire which has a mass of 0.211 g. You then add 1.0 mL of 12 M HNO3, 3.0 mL of H2O and 2.

Do gold and silver have the same extensive properties

Explain the reaction between metallic hydroxides and a dilute acid?

An atom that contains 22 protons, 23 neutrons, and 22 electrons would have a mass of approximately

Compared with a ph of 7, a solution of ph 5 has what times/fraction of the hydrogen concentration?

Write a formulae equation to represent the combustion of carbon to form carbon dioxide and the thermal decomposition of magnesium carbonate

A5.00 liter ballon of gas at 25 degree Celsius is cool to 0 degrees Celsius. What is the volume (liters) of the ballon?

How much thermal energy (q) is required to heat 15.2 g of a metal (specific heat = 0.397 J/G) from 21.0 degrees C to 40.3 degree C