If 1000 millimoles make up a mole, how many grams of magnesium (Mg), which has an atomic mass of 24.305, will make a solution that contains 150 µmol of Mg?
A. 3.6mg.
B. 2.4mg.
C. 0.24mg.
D. 36mg.
A. 3.6mg.
Biology & Microbiology
You might also like to view...
Which of the following does correctly match the mineral with one of its functions?
a. manganese—may enhance the function of insulin b. selenium—important for the metabolism of carbohydrates and amino acids c. fluoride—hardens tooth enamel d. chromium—a co-factor for only four enzymes
Biology & Microbiology
Evaporation
What will be an ideal response?
Biology & Microbiology
Which amino acid has been implicated in the formation of artery-blocking plaques?
a. isoleucine b. threonine c. homocysteine d. valine e. phenylalanine
Biology & Microbiology
The scientific name of humans is Homo sapiens. What is the species of humans?
A. Homo B. sapiens C. Homo sapiens D. Animalia E. Eukarya
Biology & Microbiology