Symbols of elements
jons berzelius, a swedish chemist suggested using
each symbol has or letters
the first letter is always and if there is a second letter, it is not capitalized
the symbols chosen are based on their names
the symbols allow scientists of other languages to communicate without

Based on the equation and the information in the table, what is the enthalpy of the reaction?

Which of the following is true about the products formed during photosynthesis? (5 points) select one: a. they have the same mass as the mass of reactants. b. they are the same set of compounds as the reactants. c. they have more mass than the mass of reactants. d. they are chemically the same as the reactants.

The polarity of an oxygen-hydrogen bond is higher than the polarity of a nitrogen-hydrogen bond, allowing amines to be more soluble than alcohols.