Which of the following observations indicates that an atom has neutrons?
Some uncharged particles are scattered by a beryllium atom when it hits a gold foil.
Some uncharged particles bounce back from a gold foil when it is bombarded with alpha particles.
O A radiation with neutral particles is emitted when alpha particles strike beryllium atoms.
O A radiation which attracts electrons is produced when a beryllium atom is bombarded with alpha particles.
Answers: 2
Another question on Chemistry
Chemistry, 22.06.2019 14:30
1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?
Answers: 3
Chemistry, 22.06.2019 19:40
What causes different colors to appear in the sky? the absorption of light by air molecules the reflection of light by bodies of water the greenhouse effect in earth's atmosphere the scattering and reflection of light by dust particles
Answers: 2
Chemistry, 22.06.2019 19:50
Identify the lewis base in this balanced equation: fe3+ h2o fe(h2o)63+
Answers: 1
Chemistry, 22.06.2019 23:30
How many grams of ammonia would be produced by the decomposition of 16.93 mlof hydrazine? (the density of hydrazine is 1.021g/ml)
Answers: 3
You know the right answer?
Which of the following observations indicates that an atom has neutrons?
Some uncharged particles a...
Questions
Mathematics, 12.05.2021 03:10
Health, 12.05.2021 03:10
Computers and Technology, 12.05.2021 03:10
Biology, 12.05.2021 03:10
History, 12.05.2021 03:10
Geography, 12.05.2021 03:10
Mathematics, 12.05.2021 03:10
Spanish, 12.05.2021 03:10
