cumminsstephanoui14k cumminsstephanoui14k
  • 04-09-2017
  • Health
contestada

What is the amount of fluoride concentration in water that's considered safe for the prevention of dental decay?

Respuesta :

kimmieann1029
kimmieann1029 kimmieann1029
  • 06-09-2017
7 million particles per gallon 
Answer Link

Otras preguntas

This energy is extracted from deep within the earth. The temperatures within the earth can reach upwards of 4,000 °C (7,200 °F). By using water, this heat is tr
what is the VOLUME and SURFACE AREA of a cube with 14 cm in length?
an estuary is an example of a marine biome
Place the indicated product in the proper location on the grid. -2x^2y^3 · 14x^2y^3
Evaluate the expression by using the given values of the variables.
What point is Twain making in the prayer’s second sentence, “With them – in spirit – we also go forward from the sweet peace of our beloved firesides to smite t
Which are guiding principles of Washingtons government? check all that apply 1- the rule of law 2- popular demand 3- the protection of right 4- limited gover
what is P(A^B^C) HELP!!!!!!!!!!!!!!!!!!
Draw the product that is formed when the compound shown below is treated with an excess of hydrogen gas and a platinum catalyst. hexene
When the roads are _______ there are more chances for drivers to become aggressive, triggered by mood, traffic, or another driver?