Chemistry, 01.09.2019 10:30, moncho6222
What new characteristic did john dalton add to the model of the atom? (a) an atom is a round, solid mass.(b) an atom has a massive, positive center. (c)an atom is made up of smaller particles.(d) an atom can join with other kinds of atoms.
Answers: 2
Chemistry, 22.06.2019 03:30, krharris
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: 2
Chemistry, 22.06.2019 08:00, stephstewart1209
Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.
Answers: 2
Chemistry, 22.06.2019 21:00, melissalopez12
Acandle’s wick is the fabric string that holds the flame, and it burns down at a constant slow pace when the candle is lit. the wick is usually surrounded by wax. which is the most important property of covalent compounds that makes them useful for making candle wax? a low boiling point a low melting point a high boiling point a high melting point
Answers: 1
What new characteristic did john dalton add to the model of the atom? (a) an atom is a round, solid...
Mathematics, 13.02.2021 18:10
Mathematics, 13.02.2021 18:10
Mathematics, 13.02.2021 18:10
Social Studies, 13.02.2021 18:10