Which of the following describes a process that takes place in an oxygen-free environment?
a. anaerobic
b. active
c. electrolyte
d. aerobic
ANSWER: a
You might also like to view...
For long-term cutting of materials containing cadmium or mercury, always wear an approved _____.
a. supplied air respirator b. metal-fume filter c. HEPA-rated filter d. standard respirato
A European-based cattle genetics engineering research lab is planning for a major expenditure on research equipment. The lab needs $5 million of today’s dollars so that it can make the acquisition 4 years from now. The inflation rate is steady at 5% per year. (a) How many future dollars will be needed when the equipment is purchased if purchasing power is maintained? (b) What is the required amount of the annual deposit into a fund that earns the market rate of 10% per year to ensure that the amount calculated in part (a) is accumulated? (c) Write a single-cell spreadsheet function that immediately displays the correct annual deposit required.
What will be an ideal response?
With DCEN:
A) 30% of the heat is on the electrode B) 50% of the heat is on the electrode, 50% on the work C) 70% of the heat is on the electrode D) 30% of the heat is on the work
With the compressor off, a technician compares the pressure of an air-cooled condenser with the pressure given on the PT chart for that refrigerant and temperature. The system pressure is considerably higher than the pressure indicated on the PT chart for that refrigerant and temperature. This indicates that:
A) The system has noncondensable gases in it. B) The system has been properly evacuated and charged. C) The system has been slightly overcharged. D) The system has been undercharged.