The atomic weight of aluminum is 26.98 amu, and the atomic weight of nickel is 58.69 amu. All aluminum atoms have a mass of 26.98 amu, but not a single atom of nickel has a mass of 58.69 amu. Explain.

Determine the h + of 0.005 KOH

How many moles of H2 would occupy 45.6 liters at 10.0 C and 1.25 ATM

What is wrong with the name of the compound "iron chloride"? A. there must be a Roman numeral indicating the charge of the cation B. iron will not combine with chlorine C. the compound should be called iron chlorate D.

Does the air get denser as a cold front passes?

Which action must occur for an enzyme to catalyze a chemical reaction?

What happens during a chemical reaction

At 700 K acetaldehyde decomposes in the gas phase to methane and carbon monoxide. The reaction is: CH3CHO (g) →CH4 (g) + CO (g) A sample of CH3CHO is heated to 700 K and the pressure is measured as 0.15 atm before any reaction takes place.

Which of the following is the final concentration of KCl if 500 ml of 0.25 M KCl is diluted to a final volume of 5 L? 0.025 L 0.0025 L 25 L 2.5 L

The isomerization of 3-phosphoglycerate (3PG) to 2-phosphoglycerate (2PG) has a ΔG°' = + 4.4 kJ/mol. If [2PG] = 4.0 mM and [3PG] = 22.2 mM, in which direction will the reaction move to reach equilibrium at 37°C?

What are some facts about the element Rutherfordium