Chemistry, 29.09.2021 08:50 oroman4650
Which observation by Ernest Rutherford and his students refuted the plum pudding model? (1 point)
A. electron attraction
B. alpha particle deflection
C. electron deflection
D. alpha particle attraction
Answers: 1
Chemistry, 22.06.2019 09:00
Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.
Answers: 2
Chemistry, 22.06.2019 21:00
Which answer tells the reason the earth’s climate is getting warmer? too many animals are becoming extinct. large glaciers are melting in antarctica. the earth is moving closer to the sun. driving cars gives off gases that trap heat in the atmosphere.
Answers: 1
Chemistry, 22.06.2019 22:30
Calculate the concentration of all species in a 0.165 m solution of h2co3.
Answers: 1
Chemistry, 22.06.2019 23:00
In the reaction h2co3 (aq) + 3nh3 (aq) = 2 nh4+ (aq) + co3 2-, how many electrons are transferred?
Answers: 3
Which observation by Ernest Rutherford and his students refuted the plum pudding model? (1 point)...
Mathematics, 04.12.2020 17:30
Physics, 04.12.2020 17:30
Mathematics, 04.12.2020 17:30
Mathematics, 04.12.2020 17:30
History, 04.12.2020 17:30
Social Studies, 04.12.2020 17:30
Mathematics, 04.12.2020 17:30
Mathematics, 04.12.2020 17:30
Computers and Technology, 04.12.2020 17:30
Mathematics, 04.12.2020 17:30