5. which element has 2 more protons than nickel?

How many kinds of atoms are in a pure substance?

According to the chart below, which nation suffered the greatest loss of military personnel? China Germany the Soviet Union the United States

List the elements Cs, Ca, Ne, Na, Ar in order of decreasing first ionization energy

A compound with a specific number of water molecules bound to its formula unit is called a

The phenolic indicator (In-OH) has approximately the same pKa as a carboxylic acid. Which H is the most acidic proton in In-OH? Circle or otherwise indicate the most acidic proton. Explain why that H is the most acidic proton in In-OH (i. e.

What can the particles of a liquid do that the particles of a solid can't do?

What is the molarity of a solution prepared by dissolving 10.0g of kno3 in 250 ml of solution

What do nucleus act as

Change of state may occur when?

During the combustion of 2.00 g of coal, the temperature of 500 g of water inside the calorimeter increased from 25.0°c to 43.7°c. the specific heat of water is 4.18 j/g·°c. how much heat did the reaction generate?