Suppose in an experiment to determine the amount of sodium hypochlorite in bleach, 0.0000157 mol K I O 3 were titrated with an unknown solution of N a 2 S 2 O 3 and the endpoint was reached after 17.64 mL . What is the concentration of the N a 2 S 2 O 3 solution, in M

Which term refers to a property that depends only on the amount of a substance? ©@

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? a. the balloons both rise. the cold balloon is larger than the warm balloon. b. the balloons rise at the same rate. both balloons are the same size. c. the warm balloon expands and rises. the cold balloon shrinks and sinks. d. the cold balloon expands and rises. the warm balloon shrinks and sinks.

If 3.00 g of titanium metal is reacted with 6.00 g of chlorine gas, cl2, to form 7.7 g of titanium (iv) chloride in a combination reaction, what is the percent yield of the product?