INATARAJ (NEON CHB MADE IN INDIA
an atom of a certain
2a. The mass defect of the nucleus of
element
exis 9.83x1028kg. Calculate the atomic number ux'
and identify the element X? (Atomic masses are X = 62-92980;
proton = 1.0078ri; neutron=1.0087, Ire=1.66xto 27 kg).
solution​

Apositive charge moves in the direction of an electric field. which of the following statements are true? check all that apply. check all that apply. 1.the potential energy associated with the charge decreases. 2. the electric field does positive work on the charge. 3. the electric field does negative work on the charge. 4. the potential energy associated with the charge increases. 5. the electric field does not do any work on the charge. 6. the amount of work done on the charge cannot be determined without additional information.

Aa a of 22 m/s at an of 36.9 .be . a. b. c. (3)x y of? (3)go? (4) () it to to ?

Which of the following compounds would be primarily ionic? methane, ch4, ammonia nh3, calcium chloride, cacl2, or carbon dioxide, co2