30) What is the identity of a gas if its density is 1.43 g/L at STP?                             .

42) A gaseous sample of a compound has a density of 0.977g/L 0.977 g/L at 710 torr 710.0 torr and 100 0°C. What is the molar mass of this compound?     

43) Ammonia gas can be synthesized by the reaction given below:                  2NO(g)  +  5H2(g)  Arrow-Single(14).png 2NH3(g)  +  2H2O(g) Starting with 86.3g of NO(g) and 25.6g H2(g), find the theoretical yield in grams. 

36) What volume (in mL) of 0.45M NaBr can be prepared from 25g of NaBr? (FW of NaBr = 103g/mol)

4) The formula weight of the compound, Al2(SO4)3.18H2O is:

One of the key risks of Lean systems is the absence of buffers. This risk stems from which of Lean-Operations’ benefits?

What should be done in order to reduce the number of Kanbans?

A point which is outside of the control limit on a control chart:

Using x-bar chart control limits of UCL=515 and LCL=485, which of the three samples presented in the table below, should be determined to be out-of-control (hint: use the appropriate sample statistic)? Sample Sampled Items’ Service Life (hours) 1  495  500 505  500 2 525 505 495 515 3 470 480 460 470  

What is the best definition of a Pull system?