Hesi A2 Chemistry questions and
answers
What are all metric measurements composed of? - ANSmetric prefix and a basic unit of
measurement
What is the most commonly used temperature in scientific community? - ANSCelsius
Nucleus of an atom contains... - ANSprotons and neutrons
an atom with a positive charge - ANScation
what are the rows called in the periodic table - ANSperiods
atomic number - ANSnumber of protons
atomic mass - ANSmass of elements isotopes
how are chemical equations written? - ANSreactants --> products
charge of potassium in KCL - ANS+1
Catalyst substance accelerates a reaction by... - ANSfinding an alternate pathway for a
reaction that requires less energy
percent concentration is expressed... - ANSparts per 100 parts
what will 1 L of a 1 molar solution of any element contain? - ANSatomic mass in grams
chemical bonding is the bonding of ... - ANSatom to another atom
describe an ionic bond - ANSit does not share electrons
describe reduction of a redox reaction - ANSgain of electrons
what are acids - ANShydrogen donors
name a benefit for water to make hydrogen bonds - ANShigh specific heat
what is a base - ANShydrogen acceptor
chemical reaction along catabolic pathways increase in... - ANSentropy
answers
What are all metric measurements composed of? - ANSmetric prefix and a basic unit of
measurement
What is the most commonly used temperature in scientific community? - ANSCelsius
Nucleus of an atom contains... - ANSprotons and neutrons
an atom with a positive charge - ANScation
what are the rows called in the periodic table - ANSperiods
atomic number - ANSnumber of protons
atomic mass - ANSmass of elements isotopes
how are chemical equations written? - ANSreactants --> products
charge of potassium in KCL - ANS+1
Catalyst substance accelerates a reaction by... - ANSfinding an alternate pathway for a
reaction that requires less energy
percent concentration is expressed... - ANSparts per 100 parts
what will 1 L of a 1 molar solution of any element contain? - ANSatomic mass in grams
chemical bonding is the bonding of ... - ANSatom to another atom
describe an ionic bond - ANSit does not share electrons
describe reduction of a redox reaction - ANSgain of electrons
what are acids - ANShydrogen donors
name a benefit for water to make hydrogen bonds - ANShigh specific heat
what is a base - ANShydrogen acceptor
chemical reaction along catabolic pathways increase in... - ANSentropy