Which indicator is blue in a solution that has a pH of 5.6?

(1) bromcresol green (3) methyl orange

(2) bromthymol blue (4) thymol blue

Which of the following is a correct procedure for the operation of a microscope? A. Use the fine focus knob with the low power lens and use the coarse focus knob with the high power lens. B.

Explain why covering something with a blanket can put out a fire

The number of moles of H + ions in a liter of distilled (pure) water is: 1 x 10-7 1 x 10-14 0.5 x 10-7 2 x 10-14 none of these

What is the average atomic mass of sodium

In a compound, chemical energy is contained in the?

What is the kinetic energy of a 55 kg girl walking at a velocity of 2m/s?

Name the compound K3 (PO4) 3

How many grams of silver chloride (AgCl) can be produced if you start with 12.5 grams of barium chloride (BaCl2) ? 2AgNO3 + BaCl2 = = > 2AgCl + Ba (NO3) 2

Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese (IV) oxide. 4 HCl (aq) + MnO 2 (s) ⟶ MnCl 2 (aq) + 2 H 2 O (l) + Cl 2 (g) 4HCl (aq) + MnO2 (s) ⟶MnCl2 (aq) + 2H2O (l) + Cl2 (g) A sample of 43.

Calculate how many moles of glycine are in a 160.0-g sample of glycine. express your answer using four significant figures.