Other Chemistry Answers

1. How many moles of O2 are originally in a balloon if the initial volume is 1.00 L and the final volume is 0.67 L.  The final number of moles in the balloon is 8.0 moles.

1452 mL of nitrogen is at 1.8 atm and 287 K.  What is the new temperature if the volume increases to 1500. mL and the pressure decreases to standard pressure?

0.2025g sample consisting of only barium two chloride and potassium chloride required 20.25ml of 0.1200mole of AgNO3 solutionforthe quantitative precipitationof chloride. Calculate the percentage of barium and percentage of calcium

A 0.2025g sample consisting of only BaCl2 and KCl required 20.25ml of 0.1200M AgNO3 solution for the quantitative precipitation of chloride. Calculate the %Ba and %K in the sample

What is the % of Na in a 0.721g detergent sample. Final yield is 0.320g NaP2O4.

calculate the sodium in a 0.721g detergent sample. final yield is 0.320g nap2o4

What is the difference between tools, implements, machines and equipments

The Eiffel tower is a steel structure whose height increases by 19.4 cm when the temperature changes from -9 to +42°c. What is the approximate height in meters at the lower temperature?

Calculate the % sodium in a 0.721 g detergent sample. Final yield is  0.320 g NaP2O4 

A cardinal flies east for 2.9 s in a horizontal plane for a distance of 22 m from a fence post a bush. It then flies north another 11 m to a bird feeder 1.5 s. Calculate average velocity of the cardin