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What's A Matter University (good old Whatsamatter U) is developing a database to manage academic issues. You are asked to assist in the design of the database. Sketch the Entity-Relationship diagram for each of the following business needs. Your answer must adhere to the following guidelines: a) You need to provide a separate E-R diagram for each of the questions, not a single diagram that addresses all five questions; b) Your model should follow the "crows foot" notation, as described in Chapter 4 (pp 253-255) of the text.
Lakeside Hospital is comprised of the following entities:
Based upon the above descriptions, create entity relationship diagrams for the following business rules. Your answer must adhere to the following guidelines: a) You need to provide a separate E-R diagram for each of the questions, not a single diagram that addresses all five questions; b) Your model should follow the "crows foot" notation, as described in Chapter 4 (pp 253-255) of the text.
calculate the molecular mass of a solute with 8.02 grams of solute in 861 grams of water lower the freezing point to
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For gas phase reaction,A+B=C+D, surface reaction is irreversible, please help me with the mechanism for the entire reaction.(adsorption, surface reaction and desorption)
predict whether solutions of the following salts are acidic, basic, or neutral.
10ml of 0.1m hno2 nitrous acid ka4.0x10-4is titrated with a .01m koh solution. after 10ml of the koh solution is added
Bottled propane is used in areas away from natural gas pipelines for cooking and heating, and is also the source of heat in most gas barbecue grills. Propane burns in oxygen according to the following balanced chemical equation.
the formation of nylon-6,10 from sebacoyl chloride, 1,6-hexanediamine and sodium hydroxide.
State whether you would expect the entropy change, delta S, to be positive, negative, or approximately zero for each of the following reactions: (a) A + B --> C (b) A + B --> C + D (c) A --> B + C Please explain.
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