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The chemical equation for the reaction of baking soda (sodium bicarbonate, NaHCO3) and vinegar (acetic acid, CH3COOH) may be written as two steps. Fill in the missing information for the chemical equation.
Step 1: _____ + _____ → CH3COONa(aq) + H2CO3(aq)
Step 2: H2CO3(aq) → H2O(l) + _____.
phosphorus has the molecular formula P4 and sulfur has the molecular formula S8. How many grams of phosphorus contain the same number of molecules as 6.4 g of sulfur.
The Zeeman effect is observed as a splitting in the spectral lines of hydrogen in the presence of a magnetic field. What is the greatest number of lines that a single spectral line can be split into by a magnetic field? a)2 b)3 c)4 d)5 e)6
Derive an expression for (dH/dp)T soley in terms of T, p, V. Show that this quantity is identically zero for an ideal gas and find the equivalent expression for a van der Waals gas
Calculate the mass of calcium carbonate formed when 25 mL of a solution of calcium chloride at 0.10 M react with sodium carbonate in excess
The boiling point of an aqueous solution is 101.53 °C. What is the freezing point? Constants can be found here.
A box contains a mixture of small copper spheres as well as small lead spheres. The total volume of both metals is calculated by the displacement of water to be 427 cm3 and the total mass is 4.36 kg. Explain what % of the spheres is copper
State the net-ionic equations for the reactions involved in the testing of each of the anions.
Which statement is not true about fission? Answer a. process requires initiation by a neutron b. products have smaller nuclei than reactants c. combination of atomic nuclei d. critical mass produces a chain reaction
what is the balanced equation of aluminum reacts with ammonium perchlorate to produce aluminumn oxide, aluminum chloride, nitrogen monoxide, and 110g of water.
When coal is burned, the sulfur present in coal is converted to sulfur dioxide (SO2), which is responsible for the acid rain phenomenon. S(s) + O2(g) ? SO2(g) If 2.31 kg of S are reacted with oxygen, calculate the volume of SO2 gas (in mL) formed ..
Assuming 100% yield, calculate the final concentrations of reactants and products. Calculate the pH of the final solution
To prevent the presence of air, noble gases are placed over highly reactive chemicals to act as inert "blanketing" gases. A chemical engineer places a mixture of noble gases consisting
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