The half life for the decay of radium is 1620 years what is the rate constant

Which factor does not influence the rate of a chemical reaction

When polymers are broken down what are the monomers used for

What are the advantages of selling coal by the mass

A calorimeter contains 251 g of water at 24.3 C. The temperature of the water decreases to 18.5 C when 12.5 g of potassium nitrate is dissolved in water. Is dissolving potassium nitrate in water endothermic or exothermic

Wind and ocean currents do not have move straight lines instead they curve as they move across the planet what is the responsible for this pattern of movement

An element that is in the same column as element c is likely to have which properties

The ionic equation for MgCl2 and KOH.

Write chemical equation and balance for copper (II) nitrate and barium sulfide

What is the density of a block of salt having a mass of 8.0g and a volume of 25cm cubed

According to the periodic trend, which of the following is most likely to have the lowest electronegativity? I Rb Y Pd