A scientist measures in seconds the amount of time it takes for solution to completely dissolve. he gathers these measurements from multiple trials: 5,5,5,6,6,7,7
what would be the best way for him to report the centre of the data
A. By reporting the mode
B. By reporting the median
C. By reporting the mean absolute deviation
D. By reporting the interquartile range

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

Iron (fe) reacts with copper sulfate (cuso4) to form iron (ii) sulfate. in this reaction, cu2+ gains electrons to form cu. which statement is true about this reaction? fe(s) + cuso4(aq) → feso4(aq) + cu(s)

How many grams are in one mole of lead?