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

Given the trinomial 3x^2-6x+5, what is the value of the discriminant?

342,802 to the nearest hundred thousands

Barbara has curly hair. Her genotype for this trait is CC. What do you infer from this?

Which of the following is an example of simple harmonic motion? A. A police car shining a spotlight into buildings as it drives by B. A ball bouncin

Find the exact value of sec(-pi/3).

what are the two forms of micronutrients

What was the first political confederation of Native Americans in North America

In a dynastic rule, why is it important for rulers to persuade their subjects that their rule is lawful?

if you multiply a googol by 100 how many zeros will the product have?

which of these sources of energy have not acquired energy from sun? A.petroleum B.wind C.coal