Ph Lab What is the pH of the substance? Controlled Comparison: During class, our instructor set up the comparable lab that we were doing with 2 solutions, some(prenominal) of which were contend acerbic or basic. He placed 2ml of the know dosage into 2 diametrical visitation tubes, and 2ml of the known acid into 2 different petri dishes. then using forceps, he time-tested sulky litmus test paper in wholeness petri dish, and exit litmus paper in another. The dismal litmus paper, afterwardwards being immerse into the solution, turned red in answer to the acidic solution. plot the red litmus paper remained the same color.
Next he used the eye dropper and endow 2 drops of phenolphthalein into one of the test tubes, and bromthyol blue into the other test tube. The phenolphthalein turned a deep milky color after reacting to the acid. While the bromthyol blue turned a deep xanthous hew. He placed 2ml of the known base into 2 different test tubes, and 2ml of the known base into 2 different petri dishes. Then using forceps, he tested blue litmu...If you want to nark a across-the-board essay, order it on our website:
OrderCustomPaper.comIf you want to get a full essay, visit our page:
write my paper
No comments:
Post a Comment