01-01-2016
Chemistry

contestada

How do you differentiate soft and hard water?

Respuesta :

02-01-2016

Hard water contains impurities, so it would be denser. Perhaps a separation through density could be your answer? You could also insert sodium ions so that it becomes soft water.

Answer Link

Otras preguntas

The common stock of the downtowne should return 23 percent in a boom, 16 percent in a normal economy, and lose 32 percent in a recession. the probabilities of a

The gas tank of your car is 40% full. There are 8 gallons of gas in the tank. What is the capacity of the gas tank? (How many gallons cam your tank hold?) Plea

Choose a number from 101 to 110 write it draw a picture to show it as 10 tens and more.

What is the solution to the system of equations? x-2y=-8 4x-8y=10 Use the substitution method to justify that the given system of equations has no solution. Wh

When holding food in a buffet table you should avoid

the_____was a brilliant study explaining government and the u.s. constitution

In international morse code, each letter in the alphabet is symbolized by a series of dots and dashes: the letter a, for example, is encoded as "· –". what is t

what is the relationship between "the thing with feathers" and hope in the poem? A) Simile B) Metaphor C) Alliteration D) Personification

Which mode of transportation travels on water ? A. El tren B. El avion C. El autobus D. El barco

Choose the Spanish-speaking country that best fits this description:Este país es parte del Caribe y tiene una relación política complicada con los Estados Unido