Which is colder dry ice or dioxide gas

Explain why it is important that a chemical equation be balanced

When silver nitrate (AgNO3) reacts with sodium sulfate (Na2SO4) in aqueous solution, will a precipitate form? If yes, what is the precipitate?

The Atlantic Ocean is expanding. What does this tell us about plates under the Atlantic Ocean? A. they are being forced down B. they are being force apart C. they are being pressed together D, most likely nothing is happening to the plates

Which term describes the unstable arrangement of the reacting particles as the reaction takes place? reactants activation energy products energy of reaction activated complex

Which trait would most likely lead a scientist to repeat an experiment and verify the data? creativity openness diversity skepticism

What is the ph of a solution with [h3o+] = 1 * 10-9 m?

Which base has the lowest ionization constant (Kb) ? A) HCl B) NaOH C) bleach D) blood

What is the name of the compound that has the formula N2O? a. nitrogen oxide b. dinitrogen oxide c. nitrogen dioxide d. dinitrogen monoxide

10) What does mRNA copy and carry the code to produce? (1pt) a) DNA b) Proteins

How many neutrons are in an atom of molybdenum-96 (Mo-96)