How is a compound different from a mixture?

Which of the following is evidence that the continents were once part of a supercontinent called Pangaea? Deep ocean trenches Mid-ocean ridges Island Arcs Glacier scrapings

Which is transferred by all types of waves

Which of the following is not a physical property of matter?

1. Which is not true of binary compounds? A. The name of the positively charged nonmetal ion is changed to end in - ide. B. The positively charged metal ion is written first. C. These contain only two elements. D.

What is the definition of a Lewis acid?

Nonmetal oxides can react with water to form acids. For example, carbon dioxide reacts with water to form carbonic acid: CO2 H2O H2CO3. (1) Write an equation to show how diiodine pentaoxide reacts with water to form an acid. Do not include states.

If atmospheric pressure suddenly changes from 1.00 atm to 0.892 atm at 298 k, how much oxygen will be released from 4.40 l of water in an unsealed container?

Determine the molecular formula for the unknown if the molecular mass is 60.0 amu and the empirical formula is ch2o.

Draw the organic product of the following nucleophilic reaction

How does the energy of the activated complex compare with the energies of reactants and products? select one: a. it is lower than the energy of both reactants and products. b.