33. What assumption is made concerning the reaction of magnesium with the 2 M HCI?
What is meant by the term sales mix? What assumption is usually made concerning sales mix in CVP analysis? PLEASE BE VERY DETAILED :)
5. If there is 25 mg of magnesium in 2.5 ml of 3M HCI, what is the mol HCl/mol of Mg ratio? 6. If the reaction rate is 0.072 mol/sec at 10C, what is the reaction rate at 40C? Reaction rates double every 10C. 7. How does a catalyst increase the reaction rate? 8. When magnesium was added to the following acids, which one caused the fastest reaction? A 3M HCI B 3 M H3PO4 C 3M CH3COOH 9 Balance...
what is the concentration of a solution made by diluting 100mL of 3.0 M HCI woth 300mL water?
Magnesium oxide can be made by heating magnesium metal in the presence of the oxygen. The balanced equation for the reaction is 2 Mg(s)+O2(g) 2 MgO(s) Consider that you react 12.62 g Mg with 13.08 g O2 gas. What is the theoretical yield of MgO that can be generated from this reaction? Enter a numerical answer only to three significant figures, in terms of grams.
Metallic magnesium can be made by the electrolysis of molten
MgCl2.
Metallic magnesium can be made by the electrolysis of molten MgCl2. (a) What mass of Mg is formed by passing a current of 5.08 A through molten MgCl2 for 1.40 days? The unbalanced chemical reaction representing this electrolysis is shown below. MgCl2 → Mg + Cl2 g of Mg is formed by this electrolysis. (b) How many minutes are needed to plate out 16.00 g of Mg from molten...
Magnesium oxide can be made by heating magnesium metal in the presence of the oxygen. The balanced equation for the reaction is 2Mg(s)+O2(g)→2MgO(s) When 10.0 g Mg is allowed to react with 10.5 g O2, 11.9 g MgO is collected. 1. Determine the theoretical yield for the reaction. (Express your answer in grams) 2. Determine the percent yield for the reaction. (Express your answer as a percent.)
reaction of magnesium metal with oxygen gas
what the reaction type ???
1. Reaction of magnesium metal with oxygen gas Observations: Reaction Type: At first, wenn este conforte reality show that Balanced Reaction: (including states) 2 macs) +0219) ► 2 mgo(s) Oxidation States of atoms in reactants Oxidation states of atoms in products Mg = 0 o=0 Mg = + 2 0= -2 Substance Oxidized? Substance Reduced? Oxidizing Agent? Reducing Agent? Number of electrons transferred mg Oxygen my 02
What assumption was made in order to use equation x=vt+1/2at^2?
What is the PH of a solution made by mixing 30.00 mL of 0.10 M HCI with 40.00 mL of 0.10 M KOH? Assume that the volumes of the solutions are additive. A) 12.15 B) 13.15 C) 1.85 D) 0.85 28) Which of the following titration result in a basic soltuion at the equilvalence point? 29) The balanced equation for the solubility equilibrium of Fe (OH)_2 is shown below. What is the equilibrium constant expression for the K_sp of (OH)_2?
What assumption about an object's acceleration is made when deriving the standard kinematic equations? O a acceleration is constant No assumption is made oc. acceleration is zero d. acceleration equals 9.8 m/s2 Ob.