A Sample Of Rainwater Is Poured Into Five Test Tubes A Different Indicator Is Added To Each Test Tube Four Of The Obse 1 (29.17 KiB) Viewed 89 times
A Sample Of Rainwater Is Poured Into Five Test Tubes A Different Indicator Is Added To Each Test Tube Four Of The Obse 2 (26.24 KiB) Viewed 89 times
A sample of rainwater is poured into five test tubes. A different indicator is added to each test tube. Four of the observations are recorded in the following table Question 37 Not yet answered Marked out of 1.00 P Flag question Indicator Colour bromocresol green blue phenolphthalein colourless methyl red yellow phenol red yellow chlorophenol red ? The colour of the chlorophenol red indicator would bv red orange blue-green fame test is performed and it
The colour of the chlorophenol red Indicator would be Question 38 Not yet answered Marked out of 1.00 An unknown tonic solid is dissolved in distilled water to make a blue aqueous solution. A frame test is performed and it produces a green flame. Which of the following cations did the lonic solid most likely contain? Select one: Onickel(II) O chromium(II) barium copper(11) Fag question Finish attempt
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