Assume that the test tube shown in the transparency
started out having 15.00 g of
mercury(II) oxide. After heating
the test tube, you find no
mercury(II) oxide left and 1.11 g
of oxygen gas.
What mass of liquid mercury
was produced by the
chemical reaction? Show your
work.

Question 3(multiple choice worth 4 points) (04.04 lc) what does it mean when an element is reduced? it empties a valance shell, reducing its atomic radius. it gains electrons, reducing its overall charge. it increases electronegativity, reducing its ability to bond. it loses electrons, reducing its electron number.

Which statement best describes the liquid state of matter? a. it has definite shape but indefinite volume. b. it has definite shape and definite volume. c. it has indefinite shape and indefinite volume. d. it has indefinite shape but definite volume.

Is water wet? my friends are debating.