subject
Physics, 25.11.2021 15:40 bamozer152

I. The recommended daily allowance (RDA) of the trace metal magnesium is 410 / for males. Express this quantity in /.
II. For adults, the RDA of the amino acid lysine is 12 mg per kg of body weight. How many grams
per day should a 75-kg adult receive?
III. A typical multivitamin tablet can contain 2.0 mg of vitamin B2 (riboflavin), and the RDA is
0.0030 /. How many such tablets should a person take each day to get the proper
amount of this vitamin, assuming that he gets none from any other sources?
IV. The RDA for the trace element selenium is 0.000070 /. Express this dose in mg/day.

ansver
Answers: 3

Another question on Physics

question
Physics, 21.06.2019 22:30
Aforce of 200 n is applied to an input piston of cross-sectional area 2 sq. cm pushing it downward 2.8 cm. how far does the output piston of cross-sectional area 12 sq. cm move upward? show all work.
Answers: 1
question
Physics, 22.06.2019 07:20
Samir watches a 100-minute movie on his spaceship. maria's spaceshipe flies in the same direction as samir's spaceship but she observes his move to last 125 minutes and his spaceship to be 40 m long. how long does samir observe his own spaceship to be? according to an observer on earth, planet x is stationary. maria and samir depart earth on their spaceships at the same time, each flying at 0.5c. maria flies toward planet x and samir flies in the opposite direction. according to maria, her voyage to planet x takes 9 years. how many years does marias voyage take according to samir?
Answers: 3
question
Physics, 22.06.2019 12:00
Explain why electric current cannot exist if a current doesn't have a voltage source.
Answers: 2
question
Physics, 22.06.2019 13:00
The magnitude of the amount of energy released by burning a fuel source, measured in energy per unit mass, is called its fuel value. note that the fuel value is the negative of the isobaric specific heat of combustion for the fuel. if all the energy obtained from burning 1.23 pounds of butane with a fuel value of 10.85 kcal/g is used to heat 128.0 kg of water at an initial temperature of 18.3 °c, what is the final temperature? note that 1 lb = 453.6 g.
Answers: 3
You know the right answer?
I. The recommended daily allowance (RDA) of the trace metal magnesium is 410 / for males. Express...
Questions
question
Geography, 16.06.2021 18:50
question
Mathematics, 16.06.2021 19:00
question
Mathematics, 16.06.2021 19:00
question
Mathematics, 16.06.2021 19:00
Questions on the website: 13722363