Rathai
Rathai
01-01-2016
Chemistry
contestada
How do you differentiate soft and hard water?
Respuesta :
PhyCS
PhyCS
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
VER TODAS LAS RESPUESTAS ( 57+ )
Otras preguntas
What is 1/3 divided by 3
A circle has a radius of 5 ft, and an arc of length 7 ft is made by the intersection of the circle with a central angle. Which equation gives the measure of the
Read the sentence. I could tell by the mischievous gleam in their eyes and the sneaky looks they were exchanging that my little brother and sister had been pla
Why did FDR want to change the number of Supreme Court Justices?
Liliana bought a helmet for $19.67. How much change should Liliana receive if she pays the cashier with a twenty dollar bill?
¿Qué es y para que nos sirve la jerarquía de operaciones en la vida cotidiana?
1- Design a brute-force algorithm for solving the problem below (provide pseudocode): You have a large container with storage size: W lb. You have many Items (n
Please help!!! Please can you also tell me how you work it out thank you
Let V be a vector space, and let v1, v2, v3 and v4 be linearly independent vectors in V . In parts (a) and (b) below, determine whether each of the given sets o
Which best describes a scientific poll? Select one: O a. The sample usually comes from the phone book. O b. It is the same as a straw poll. O c. It asks questio