The final weight/weight concentration is 1% when 1 g of active ingredient powder is mixed with 99 g of white petrolatum. Solution: 1 g (active)/ 100 g (total); 1 g,100 g=0.01; [ 0.01*100=1%. ]
Uhh where’s the question?
Answer:
1 to 4 g magnesium sulfate
Explanation:
magnesium sulfate injection may be given intravenously in 10% to 20% solution, but only with great caution; the rate should not exceed 1.5 mL of 10% solution or equivalent per minute until relaxation is obtained.
Umm u didn’t provide the selection or the answer so we could select

Mobilization and manipulation are usually performed by
<u>Chiropractors and osteopaths</u>