Metallurgy Questions and Answers

Inorganic Chemistry
Metallurgy5 5 missing apostrophes and explain them below I couldnt believe we received an invitation to the Smiths holiday party They had the most elaborate parties with fireworks gourmet food and live music It wasn t really a childrens event but my parents agreed to let me attend There werent going to be a lot of kids there but I didn t want to miss it Its the best party of the year and I am so excited to go APOSTROPHE ERROR 1 Type here Correction Type here APOSTROPHE ERROR 2 Type here Correction Type here APOSTROPHE ERROR 3 Type here Correction Type here APOSTROPHE FRROR 4 Tyne here

Inorganic Chemistry
MetallurgyLet k and n be integers with 0 k n Find a formula for n n 1 7 ik i 0 in terms of k and n Partial credit for a correct statement without proc

Inorganic Chemistry
Metallurgy14 The empirical formula of a certain hydrocarbon is CH When 0 125 moles of this hydrocarbon is completely burned with excess oxygen it is observed that 8 40 Liters of CO gas are produced at STP What is the molecular formula of the unknown hydrocarbon a CH h C H d C3H6 e C4H8 c C H3

Inorganic Chemistry
MetallurgyCalculate the value of AHO kJ for the following reaction using the listed mochemical equations 2NO2 g N2O4 g N2 g 2O2 g 2NO2 g N2 g 2O2 g N2O4 g AHO kJ 67 8kJ AHO kJ 9 67kJ

Inorganic Chemistry
MetallurgyFor the following statements 1 Cast iron is purest form of commercial iron 2 The temperature in reduction of zinc oxide using coke is higher than Copper oxide 3 Copper is used for galvanising iron 4 The metal which is liquid at room temperature is refined by zone refining Choose the correct sequence where T represents true and F represent false Q TTFF O TTFT C FTFF nagpanne vague

Inorganic Chemistry
Metallurgy8 80 8 809 8 8 8 81 Question 2 If you subtract 5 745 from 8 79 what would the correct answer be to the correct number of sig figs 3 1 3 04 be to the correct number of sig figs 3 045 5 pts

Inorganic Chemistry
Metallurgy13 Organisms in the phylum Firmicutes are all A Cocci B Eukaryotic C Gram positive D Pathogenic E Rod shaped 14 Non competitive inhibitors of enzymes attach to A ATP B The active site of an enzyme C The allosteric site of an enzyme D The product E The substrate

Inorganic Chemistry
MetallurgyPotential Energy Reaction Coordinate C D energy A B Answer the questions using the graph above 1 Is the above reaction endothermic or exothermic 2 What letter represents the potential energy of the reactants 3 What letter represents the potential energy of the products 4 What letter represents the heat of the reaction delta H C D 5 What letter represents the activation energy of the forward reaction 6 What letter represents the activation energy of the reverse reaction 7 What letter represents the potential energy of the activated complex 8 Is the reverse reaction endothermic or exothermic 9 If a catalyst were added what letter s would change

Inorganic Chemistry
Metallurgy5 Describe the process of B cell activation as described in class Please assume that any other needed cells are already activated

Inorganic Chemistry
Metallurgy10 The Krebs cycle will produce ATP molecules for each glucose used A 2 B 4 C 6 D 10 E 38 11 The kind of reaction that breaks down amylose into glucose is called A Anabolic B Dehydration synthesis C Endergonic D Hydrolysis E Plasmolysis

Inorganic Chemistry
Metallurgy2 What are three things that can be done to improve the health of gut microbiome Briefly describe why each is helpful

Inorganic Chemistry
MetallurgyWhich of the following is a soap O O C18H37COONa C17H35C6H4SO3Na OCH3COONa

Inorganic Chemistry
Metallurgya What is the difference between the two models the induced fit model or the lock and key model for explaining the interaction between an enzyme or protein and a substrate b Which model is superior in explaining our modern view of the enzyme substrate interaction Briefly support your answer

Inorganic Chemistry
MetallurgyA gas mixture contains 50 mol H and 50 1 00 L samples of this gas mixture are mixed with variable volumes of O2 at 0 C and 1 atm A spark is introduced to allow the mixture to undergo complete combustion The final volume is measured at 0 C and 1 atm Which graph best depicts the final volume as a function of the volume of added O A B C Final Volurne L 2 00 1 75 1 50 1 00 0 75 0 50 0 25 0 00 Final Volume L 0 00 2 00 4 75 1 50 1 25 0 75 0 50 0 25 0 00 0 00 0 25 0 50 0 75 Volume O added L 0 25 0 50 0 75 ndried L 1 00 D Final Volume L 2 00 1 75 1 50 1 25 1 00 0 75 0 50 0 25 0 00 0 00 2 00 1 75 1 50 Final Volume L 1 25 1 00 0 75 050 0 25 0 00 0 85 0 50 075 Volume O added L 0 00 1 00 0 25 0 50 0 75 Volume O added L 1 00


Inorganic Chemistry
Metallurgy6 What is the difference between the lock and key and induced fit models