Choose the element with the highest electronegativity:

which one is it?

oxygen

iron

cesium

iodine

Which gas law states that the pressure of a gas decreases when volume is increased and the temperature is unchanged

Which demonstrates a positive impact of chemistry on society?

When two 1s hydrogen atoms combine to form h2, the bond formed is:?

Aniline, a weak base, ionizes as follows: c6h5nh2 h2o → c6h5nh 3 oh - what is the ph of a solution that is 0.30 m in aniline (c6h5nh2) and 0.15 m in anilinium hydrochloride (c6h5nh 3 cl-), a soluble salt

In which of the following relationships is one organism always benefitted while the other organism is always harmed?

Draw the correct structural formula for the following compounds: (be sure to include the hydrogen atoms where required) a) 2-pentene b) 2,3-diethyl-3,5-dimethylhexane c) 4-ethyl-2,6-dimethyl-2-heptene

Letters B and C on this model show us daytime on Earth. Both locations have daytime because of A) Earth's tilt on its axis. B) Earth's orbit around the sun. C) Earth's rotation on its axis. D) Earth's distance from the sun.

Blanking and Punching size:A compound die will be used to blank and punch a large washer out of 6061ST aluminum alloy sheet stock 3.80 mm thick. The outside diameter of the washer is 60.0 mm and the inside diameter is 28.0 mm.

Whats the difference between china and Europe

Iodine pentafluoride gas reacts with iodine fluoride gas producing iodine heptafluoride gas and iodine gas. What is the maximum number of grams of iodine gas that can be produced from a reaction of 10.0 g of iodine pentafluoride with 11.