34. The mass of iron (III) chloride hexahydrate, FeCl3.6H2O, required to prepare 0.5 dm³ of 0.40 M solution is? Show your workings in dimensional analysis! A. 11 g
B. 22 g
C. 32 g
D. 54 g

Which statement describes the appearance of a temperature-vs.-time graph? a horizontal line shows that the temperature increases at a constant rate over time. a vertical line shows that the temperature decreases at a constant rate over time. horizontal lines where the temperature is constant during phase changes connect upward-sloping lines where the temperature increases. horizontal lines where the temperature increases are connected by upward-sloping lines where the temperature is constant for each phase.

Select each correct answer. more than one answer may be correct. which of the following is a characteristic of unicellular organisms? they can possess tissues and organs. all of their functions are performed by a single cell. they are usually microscopic. each of their cells is specialized to perform a specific function.

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2