Why do different elements have different values of atomic mass?

Water can be a solid liquid, or gas in Earth's water cycle. Identify two processes in the water cycle where water changes from one state to another state and then back to the original state.

In a coffee-cup calorimeter, 50.0mL of 0.100M AgNO3 and 50.0mL of 0.100M HCl are mixed to yield the following reaction:Ag + (aq) + Cl - (aq) - --> AgCl (s) The 2 solutions were initially at 22.60 degree C, and the final temperature is 23.40 degree C.

To make a table of the elements, dimitri Mendeleev sorted the elements according to their?

What volume of so2 is produced at 325 k and 1.35 atm when 15.0 grams of hcl reacts with excess k2so3?

What Latino group settled largely in New York City? O Puerto Ricans O Mexicans Cubans O Colombians

Which element has an ion that is smaller than an ion of calcium? potassium strontium cesium magnesium

Since particles in a solid are arranged close together in a regular pattern, some can be classified as i think magma not 100% sure A. gradients. B. crystals. C. plasma. D. magma.

Two examples of common items that use chemical change

Give two sources of energy that can cause ocean waves

Chromium, calcium, and potassium are near each other on the periodic table and have some common characteristics but differ in chemical reactivity.