192 PUTTING IT TOGETHER 27. When the equation
PbO, 4, PbO + O2
is balanced, one term in the balanced equation is
(a) PbO2
(c) 3 Pbo
(b) 3 02
(d) O2

Margaret wants to make an orange flavored drink by stirring powdered drink mix into a glass of water. she doesn't like drinks that have small clumps of powdered solid in them, so she wants the drink to be a perfect solution. what factors should margaret not consider when deciding how much powder to add to her glass of water?

One does not belong why? ice, gold ,wood ,diamond and table salt

Calculate the estimated density of each ball. use the formula d = m/v where d is the density, m is the mass, and v is the volume. record your calculations in table a of your student guide. given that the density of water is 1.0 g/cm3, make a prediction about whether each ball will float in water. record your prediction in table a. what is the estimated density of the table tennis ball? record your answer to the nearest hundredth