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Give the balanced total and net ionic equations and predict whether a reaction occurs. indicate whether the reactions are precipitation reactions or acid-base reactions.
A.) calcium (ll) chloride(aq) + sodium carbonate(aq)
B.) barium hydroxide(aq) + silver nitrate (aq)
C.) NH4OH (aq) + HNO3 (aq)
D.) silver chlorate (aq) + barium chloride (aq)
E.) CH3COOH (aq) + Naoh (aq)
A balloon was filled to a volume of 2.50 L when the temperature was rm 30.0 C. What would the volume become if the temperature dropped to rm 11.0 0C.
A 113L sample of helium at 27 degrees Celsius is cooled at a constant pressure to -78 degrees Celsius. calculate the new volume of the helium.
How many grams of KOH are required to neutralized 300ml of 5.0 N HN03 solution.
Calculate the probability that a quantum mechanical particle in a one-dimensional box will be found in the left quarter of the box through repeated measurements when it is in the lowest-energy state?
175g of water was heated from 15c to 88c. how many calories were absorbed by the water
theoretically feasible in a solution that initially 0.250 M in each ion? c.) If separation is feasibe in eithee (a) or (b), what ranfe of anode potential (vs. SCE) should be used?
Find the theoretical, percent yield and percent error of the reaction - Calculate the percent error of this reaction.
Calcium carbide, CaC2 reacts with water to form acetylene. CaC2(s)+2H2O(l) ==> C2H2(g)+ Ca(OH)2(s)
She weighed an empty 4.3 L bulb, then filled it with the gas at 1.60atm and 23.0 C and weighed it again. The difference in mass was 7.9g . Identify the gas.
Identify the two important classes of catalysts. Analyze the chemical reactions that take place when a biological catalyst combines with a reactant (substrate) to form an unstable intermediate.
175 g of water was heated from 15 degrees to 88 degrees C. How many kilocalories were absorbed by the water?
Determine the mass of this substance should evaporate in order to freeze 190 grams of water at 25 degree Celsius initially? It is given that the heat of fusion H 2 O= 334 specific heat of H 2 O= 4.18
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