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Acetylene gas (C2H2) used in welding, produces an extremely hot flame when it burns in pure oxygen according to the reaction 2 C2H2(g)+5 O2(g) -→ 4 CO2(g)+2 H2O(g). How much CO2 is produced when 40000 g of C2H2 burns completely? Answer in units of g.
What is the pH of the solution obtained by mixing 50.00 mL of 0.1250 M HOAc and 25.00 mL of 0.1000 M NaOH
a tablet of vitamin c was analyzed to determine whether it did in fact contain as the manufacturer claimed 1 g of the
lithium metal dissolves in water to yield hydrogen gas and aqueous lithium hydroxide what is final concentration of hydoxide ions when 5.5 g lithium metal is dropped into 750 mL of water
What is the maximum number of moles of P2O5 that can theoretically be made from 211 g of P4 and excess oxygen?
A cleaning solution is found to have a [OH-] = 3.2 x 10-12M. What is the [H3O+] and is the solution acidic or basic?
What mass of precipitate will form if 1.50L of concentrated Pb(ClO3)2 is mixed with 0.250L of 0.290 M Nal?
What is the Iron sulfide scale formation in H2S environment? Mechanism of Iron sulfide scale formation in H2S environment and Types of Iron sulfide scale formation in H2S environment.
Calculate the pH at the points in the titration of 40.00 mL of 0.425 M NH3 for the reaction below. NH3(aq) + HNO3 ? NH4+(aq) + NO3?(aq) For NH3, Kb = 1.8x10-5. Enter your answer with 2 decimal places.
The two grignard products of 4-mthylcyclohexanone gives merely two products when reacted with HBr and just a few percents of an alkene probably 4-methlycyclohexene. Explain
The salt MX has a molar solubility of 1.20 x 10-4 mol/L. It dissolves according to the equation: MX M+ + X-. What is the Ksp for this salt
The burret has an initial volume of 50mL and a volume of 11.4mL at the equivalence point. Compute the concentration of the sodium hydroxide solution.
35.0mL of 0.255 M nitric acid is added to 45.0mL of 0.328 MMg (NO3)2. Explain what is the concentration of nitrate ion in the final solution
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