Emest Rutherford proved that the plum pudding model was incorrect then he experimented by firing cathode rays at gold foil.
I believe the answer is (B) as molten Kevlar when spun into fiber, its polymers have a crystalline arrangement.
Hope that helped!
Answer:
the properties of three undiscovered elements is the correct answer.
Explanation:
After he completed his work Mendeleev predicted the properties of the undiscovered elements.
In the year 1871, Dmitri Mendeleev predicted the detailed existence and the properties of the three elements that are undiscovered and he gained tremendous fame.
He left the gap in the table to put the elements which are not identified at that time and by glancing at the physical and chemical properties of an element next to the gap, Mendeleev could predict the properties of the not discovered elements.
Answer:
yes
Explanation:
Although plants use photosynthesis to produce glucose, they use cellular respiration to release energy from the glucose.
Answer:
Physicians and it is ethical because they promise to help
Explanation:
