Which of the following is a measurement of mass? Group of answer choices 0.012 mL 3.67 cm 128 K 45 kg

Calculate the number of kilojoules to warm 125 g of iron from 23.5°c to 78.0°c.

Jose and eric were given four samples in lab. the results of their analysis are shown in the table. based on the data they collected, which sample is most likely a metal?

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