https://padlet.com/maiouya175/v3kijzqfby5r82xx Activity en-us 2021-05-23 10:21:16 UTC 2021-05-23 14:02:24 UTC hello@padlet.com maiouya175 https://padlet.com/maiouya175/v3kijzqfby5r82xx/wish/1551198804 There are four solutions: solution A with a pH= 2, solution B with pH=7, solution C with pH =11 and solution D with pH=6. Which solution is characterized by the highest concentration of hydroxide ions OH- ,and the highest concentration of Hydrogen ions H+ ??]]> 2021-05-23 10:26:46 UTC https://padlet.com/maiouya175/v3kijzqfby5r82xx/wish/1551198804 maiouya175 https://padlet.com/maiouya175/v3kijzqfby5r82xx/wish/1551201465 Arrange the following solutions in order to increasing acidity: (coffee with Ph=5.3 ,sea water with pH= 8.3, cow's milk with pH= 6.5, phosphoric acid with pH=2.3 , milk of lime with pH= 12.6 and grape juice with pH= 4.4)..?

]]> 2021-05-23 10:30:20 UTC https://padlet.com/maiouya175/v3kijzqfby5r82xx/wish/1551201465 maiouya175 https://padlet.com/maiouya175/v3kijzqfby5r82xx/wish/1551203245 Identify the following substances as either an acid or neutral or alkali : (coffee , milk , soda , vinegar , orange juice , washing detergent , pure water , dish soap ) .]]> 2021-05-23 10:32:20 UTC https://padlet.com/maiouya175/v3kijzqfby5r82xx/wish/1551203245