matsoetlanekhauhelo matsoetlanekhauhelo

01-06-2021
Chemistry

contestada

A city's water supply is fluoridated by adding NaF. The desired concen- tration of F– is 1.6 ppm. How many mg of NaF should you add per gallon of treated water

Respuesta :

economichistoria economichistoria

01-06-2021

Answer:

mmmmmmmmmmmmmmmmmmmm

Answer Link

Otras preguntas

In how many ways can $9$ friends sit at a circular table if two of them, Anna and Bob, insist on having exactly two people seated between them? (As usual, two s

What is the peak value of a sine wave whose VAV value is 15V?

Why did white Tulsans feel they needed to punish black tulsans in 1921?

An arrow is shot horizontally from the top of a building and it lands 200m from the foot of the building after 10s.Assuming air resistance is negligible,calcula

If the odds on a bet are 7:1 against, what is the probability of winning? Express your answer as a fraction.

How to do this please?️

The ER has two distinct regions that differ in structure and function. Lipids are synthesized within the ________, and protein precursors are synthesized in the

On a coordinate plane, a right triangle has points A (negative 5, negative 6), B (negative 5, negative 2), C (negative 2, negative 2). Examine the right triangl

a list of 8 numbers has a mean of 6. work out the total of the numbers.

A sample of gas collected at 685 mm Hg occupies 131 mL. At constant temperature, what pressure does the gas exert if the volume increases to 478 mL? a. 188 b. 1