Cl2 (g) + 2NaBr (aq) 2NaCl (aq) + Br2 (l) The reaction given above is a single replacement reaction because: A. one of the reactants is a gas B. none of the reactants are solids C. chlorine replaces bromine D. the reaction proceeds spontaneously

What is the relationship between atoms, elements, and molecules

All of the following are true about science except It is a body of knowledge. It does not change once a law is discovered. It is tested by many scientists over time. It uses the scientific method.

Enter your answer in the provided box. in a 0.740 m solution, a weak acid is 12.5% dissociated. calculate ka of the acid.

Which statement could Democritus and Aristotle agree on?

Which physical change can involve a negative OR a positive heat

Five students had to answer the question how are elements arranged in a periodic table Damon:I think the elements are arranged by increasing mass Flo: I think the Elements are arranged according to their properties sienna: I think the Elements are

Given 8.40 g of butanoic acid and excess ethanol, how many grams of ethyl butyrate would be synthesized, assuming a complete 100% yield?

How is momentum similar to inertia? Explain.

If an ice cube melts at 0oc but water also freezes at 0oc, what is the difference between melting and freezing in terms of a. the energy involved in the phase changes and b. particles of the substances during the phase changes?

how many grams of silver chloride are produced when 45 g of calcium chloride react with excess silver nitrate?