Multiple Choice
The recommended daily requirement of calcium is 1,000 mg.Tap water in a Midwestern city contains approximately 150 mg Ca/L.A person living in the city who drinks two liters of water in one day would receive ________ percent of his/her RDA of calcium.
A) 3
B) 7.5
C) 15
D) 30
Correct Answer:
Verified
Correct Answer:
Verified
Q2: What is the molarity of sodium chloride
Q3: When table sugar (sucrose,C<sub>12</sub>H<sub>22</sub>O<sub>11</sub>) dissolves in water,which
Q4: Which covalent bond is the most polar?<br>A)H
Q5: Which chemical equation shows the dissociation
Q6: Most aquatic life in lakes cannot survive
Q7: Which type of water may be considered
Q8: Which of the following is not a
Q9: Predict the products of this reaction:
Q10: Which concentration is consistent with a basic
Q11: A 0.25 M solution of the sugar