Ssessment Question 7
(01.03 LC)
Which of the following happens to a molecule of an object when the object is cooled? (1 point)
Oa
Its temperature increases:
b
It loses kinetic energy.
ос
Its size increases.
Od
It moves faster.

Using the periodic table, complete the table to describe each atom. type in your answers

If 4.8 moles of x and 3.4 moles of y react according to the reaction below, how many moles of the excess reactant will be left over at the end of the reaction? 3x + 2y “yields”/ x3y2. a. 1.7 mol y left over b. 1.6 mol x left over c. 0.2 mol y left over d. 0.1 mol x left over

Why hydrochloric acid neutralized first when you titrate a mixture of hcl& ch3cooh against standard sodium hydroxide