Choose the element with the highest electronegativity:

which one is it?

oxygen

iron

cesium

iodine

What is the [H+] of a solution with a pH of 3? Use a scientific calculator. 1 x 10-1 3 x 10-1 1 x 10-3 3 x 10-3

What are the products in a neutralization reaction?

Which trait is common to both science and pseudoscience?

Iron metal can be produced from the mineral hermatite, Fe2O3 by reation with carbon Fe₂O3 + C Fe + co2 balance the equation How many grams of carbon are needed to react with 525g of hermatite

Describe how you would separate a mixture of water sand pebbles and paper clips

a substance that undergoes a physical change like melting is still the same substance is it true or false

What is a polar molecule

A mixture of He He, N 2 N2, and Ar Ar has a pressure of 22.1 22.1 atm at 28.0 28.0 °C. If the partial pressure of He He is 2475 2475 torr and that of Ar Ar is 1049 1049 mm Hg, what is the partial pressure of N 2 N2?

Oceans make the temperaturs of nearby land more extreme ... True or false

The Greek letter D stands for A. Mass of B. Rate of C. Change in D. Heat stored in