Read the false statement. there are 18 periods in the periodic table. which answer choice rewords the false statement so it is true?
a. there are 18 elements in each period of the periodic table.
b. there are 18 groups in the periodic table.
c. there are 8 periods in the periodic table.
d. there are 8 elements in each group of the periodic table.
Answers: 1
Chemistry, 22.06.2019 06:30, luhmimi17
Melting and boiling are endothermic processes. this means that these processes absorb energy from their surroundings in order to occur. use this information and the data you collected in the phase change gizmo to describe what happens to the temperature of water when you boil it, then explain why this result occurs.
Answers: 1
Chemistry, 22.06.2019 22:30, angelagonzalesownus1
Which statement best summarizes the importance of ernest rutherford’s gold foil experiment? it proved that all of john dalton’s postulates were true. it verified j. j. thomson’s work on the atomic structure. it showed that an electron circles a nucleus in a fixed-energy orbit. it showed that a nucleus occupies a small part of the whole atom.
Answers: 1
Chemistry, 23.06.2019 00:50, lakhanir2013
The chemical formula for emerald is be3al2(sio3)6.an emerald can be decided as
Answers: 3
Read the false statement. there are 18 periods in the periodic table. which answer choice rewords th...
English, 24.10.2019 01:00