The solubility of copper(II) iodate in water is 0.13 g/ 100 mL. Calculate the solubility product constant for copper(II) iodate, Cu(IO3)2? Cu(IO3)2(s) Cu2+(aq) + 2IO3 - (aq
A quantity of nitrogen gas is enclosed in a tightly stoppered 500 mL flask at room temperature (20.0 °C) and 0.836 atm pressure. The flask is then heated to 680 °C. If the flask can withstand pressures up to 3 atm, will it explode under this heating?
How did analyzing the chemical composition of the murder victim's bone help the detective identify the region of the world from which the victim came? Please just answer in some educated way it doesnt have to be 100% correct
A chemist carefully measures the amount of heat needed to raise the temperature of a 223.0 g sample of a pure substance from - 1.1 °C to 16.8 °C. The experiment shows that 555. J of heat are needed. What can the chemist report for the specific heat capacity of the substance? Round your answer to 3 significant digits.
Which identifies an oxidation-reduction reaction? a double replacement reaction a neutralization reaction a reaction in which oxidation numbers change a reaction in which no electrons are transferred
Larisa pumps up a soccer ball until it has a gauge pressure of 61 kilopascals. The volume of the ball is 5.2 liters. The air temperature is 32°C, and the outside air is at standard pressure. How many moles of air are in the ball? A. 0.13 mol B. 0.33 mol C. 1.2 mol D. 3.2 mol
15. A 100 g sample of each of the following metals is heated from 35°C to 45°C. Which metal absorbs the greatest amount of heat energy? Metal 4 magnesium e. copper copper magnesium mercury silver lead b. lead c. silver Specific Heat Capacity 0.385 J/(g-°C) 1.02 J/(g-°C) 0.138 J/g °C) 0.237 J/(g-°C) 0.129 J/(g-°C) d. mercury
15. A 100 g sample of each of the following metals is heated from 35°C to 45°C. Which metal absorbs the greatest amount of heat energy? Metal 4 magnesium e. copper copper magnesium mercury silver lead b. lead c. silver Specific Heat Capacity 0.385 J/(g-°C) 1.02 J/(g-°C) 0.138 J/g °C) 0.237 J/(g-°C) 0.129 J/(g-°C) d. mercury
7. Pemican is a concentrated food traditionally used by Fir: What specific kind of potential energy does pemican have of dietary calories? A. kinetic energy B. elastic potential energy C. chemical potential energy D. gravitational potential energy
