How to make hydrochloric acid? If you have an Ammonium Oxalate solution of 4 percent w/v, and you need to make a 1 percent solution from it, how can it be done? How do you separate sand, sodium chloride, and ammonium chloride? What is potassium carbonate and sodium bicarbonate solution...
I want to write, how to make speed, quick, go-fast, on a line, this line, for checking search results from the inside, to manipulate them, yes. The interesting things have to do with the potential in a one-two race to stay, . . . (number one). I tried to use the number sign...
Is an iron chloride solution a pure substance or a mixture? Explain. How could tellurium dioxide, TeO_2, be separated from SiO_2? How many protons does iodine have? Is table salt a compound? How is sodium formed? How is a compound similar to a homogeneous mixture?
How many moles of chloride ions are in a 1.0 L solution of 1.0 M NaCl? How many ions are in a 14.81 mol sample of KCl? How many ions are in a 15.85 mol sample of KCl? Determine how many grams of CaCl2 must be dissolved to make 2.15 L of 0.05020 M Cl. How many ...
Place syringe tip in soap solution. Expel half of the hydrogen to create bubbles. Cap syringe. Ignite the bubbles with the candle. Record results. Remove syringe cap. Pull back plunger to add air. Expel contents into soap solution to create bubbles. Ignite the bubbles with the candle. Record...
Gravimetric analysis provides qualitative and quantitative information to chemists about an unknown sample. A chemist can separate ions from a solution based on their solubility and reactivity with respect to particular chemicals. When working with an un
How many grams of NaOH are needed to make 50 g of Na_3PO_4 ? According to the equation: 3NaOH + H_3PO_4 rightarrow Na_3PO_4 + 3 H_2O. Consider the reaction: 2Na_3PO_4(aq) + 3 Ba(NO_3)_2(aq)...
(not a wash). The patient must be careful not to get it on clothes as it will bleach them. One approach is to apply before bedtime every other night and wear white underwear. Alternatively, clindamycin solution/gel/lotion may be prescribed. Also, washing daily in the shower with Hibic...
b. How many milliliters of 0.50M Na2SO4 solution are needed to provide 0.038mol of this salt?What mass of Na2SO4 is required to make 60 mL of a 0.20 M Na2SO4 solution?How many ml of 0.152 M Na OH contain enough Na OH to react with the H_2 ...
How to Make the Homemade Sparkler Mix the dry ingredients with enough dextrin solution to make a moist slurry. Includethe strontium nitrateif you want a red sparkler or the barium nitrate if you want a green sparkler. Dip the wires or sticks in the sparkler mixture. Be sure to leave enoug...