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

Europe and North America are moving apart by about 5 m per century. As the continents separate, new ocean floor is created along the mid-Atlantic Rift. If the r

please help, I need to fill in the blanks with the correct form of the adjective Mi Universidad tiene muy (bueno) _____ reputacion. Los profores son grandes aca

Sean is spending the day at the water park. He paid to enter the park and can use any water ride an unlimited number of times throughout the day. His favorite r

Read this scenario and answer the question that follows. SCENARIO Francisco and another coworker have been assigned to work on a project. Francisco is making su

Taylor Tobacco Company is concerned that the company may be held liable in a court of law and ordered to pay a large damage award to a smoker harmed by the comp

Whats is the product of 35×3/5=

Two functions are combined resulting in the function j(x) = -3x^2+5. Which operations applied to the specified functions could result in j(x)? Select three opti

Sylvia is almost nine months pregnant and very close to her delivery date. The doctors have found that she has an active case of genital herpes. Which of the fo

Your mother is considering changing her diet to include only non-meat proteins to reduce her risk of developing heart disease or cancer. What evidence is availa

The majority of the sun's radiation in the ultraviolet wavelengths is absorbed by: