In your reaction, the magnesium is necessarily the limiting reactant, so that it is completely consumed in the reaction. The amount of hydrochloric acid added to the reaction was more than enough to consume
all of the magnesium. Calculate the exact amount of 12 M hydrochloric acid in mL necessary to
consume 0.040 grams of m by agnesium metal.

Asample of neon occupies a volume of 375 ml at stp. what will be the volume of neon if the pressure is reduced to 90.0 kpa? a. 422 ml b. 422 l c. 333 ml d. 333 l

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.

During which time interval does the object travel approximately 10 meters