PEBC – Calculations Exam Questions With
Correct Answers
What |is |specific |gravity |of |water? |- |CORRECT |ANSWER✔✔-1 |ml/1g
How |many |mg |= |1 |grain? |- |CORRECT |ANSWER✔✔-65 |mg |= |1 |grain
How |do |you |calculate |specific |gravity? |- |CORRECT |ANSWER✔✔-weight |of |liquid |per |x |volume
divided |by |weight |of |water |per |same |x |volume
What |is:
% |v/v
% |w/v
% |w/w |- |CORRECT |ANSWER✔✔-% |v/v |= |ml |per |100 |ml |solvent
% |w/v |= |g |per |100 |mg |solvent
% |w/w |= |g |per |100 |g |diluent
1 |mM |(mililmol) |= |how |many |umols |per |mL? |- |CORRECT |ANSWER✔✔-1mM |= |1 |mmol/L
= |1 |umol/mL
equation |for |mEq? |- |CORRECT |ANSWER✔✔-mass |of |ion |(g) |* |valence |of |ion
divided |by |molecular |mass |(g/mol)
A |hypotonic |solution |will |cause |body |cells |to |____ |- |CORRECT |ANSWER✔✔-swell/burst |(water |
moves |from |outside |to |inside |because |too |much |water |outside |cells |and |too |little |solutes)
Correct Answers
What |is |specific |gravity |of |water? |- |CORRECT |ANSWER✔✔-1 |ml/1g
How |many |mg |= |1 |grain? |- |CORRECT |ANSWER✔✔-65 |mg |= |1 |grain
How |do |you |calculate |specific |gravity? |- |CORRECT |ANSWER✔✔-weight |of |liquid |per |x |volume
divided |by |weight |of |water |per |same |x |volume
What |is:
% |v/v
% |w/v
% |w/w |- |CORRECT |ANSWER✔✔-% |v/v |= |ml |per |100 |ml |solvent
% |w/v |= |g |per |100 |mg |solvent
% |w/w |= |g |per |100 |g |diluent
1 |mM |(mililmol) |= |how |many |umols |per |mL? |- |CORRECT |ANSWER✔✔-1mM |= |1 |mmol/L
= |1 |umol/mL
equation |for |mEq? |- |CORRECT |ANSWER✔✔-mass |of |ion |(g) |* |valence |of |ion
divided |by |molecular |mass |(g/mol)
A |hypotonic |solution |will |cause |body |cells |to |____ |- |CORRECT |ANSWER✔✔-swell/burst |(water |
moves |from |outside |to |inside |because |too |much |water |outside |cells |and |too |little |solutes)
