Question 6 3 pts
(03.02 LC)
Which of the following best describes a scientific model?
O Something used to represent an idea or process
O A way to prove a theory is true
O A direct experience in nature
O A prediction that can be tested

Measuring which physical property is most likely to produce the most precise results when trying to identify a substance

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0

Adeuteron, 21h, is the nucleus of a hydrogen isotope and consists of one proton and one neutron. the plasma of deuterons in a nuclear fusion reactor must be heated to about 3.02×108 k . what is the rms speed of the deuterons? express your answer using two significant figures.