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Calculate the heat capacity of two cast-iron frying pans, one large and one small. The temperature of each pan is increased by 50 degrees. That requires an input of 18,150 J of energy for the small pan, and 90,700 J for the large pan

Sulfuric acid is needed in in a lead storage battery. A 25.00 mL sample of “battery acid” taken from the functioning battery requires 53.7 mL of 4.552 M NaOH for complete neutralization. What is the molarity of the battery acid?


2A+B=C the initial amount of the reactant present in one dm3 of solution were 0.50moles of A and 0.60moles of B at equilibrium the amount were 0.20mole of A and o.45mole of B and 0.15mole of C calculate the equilibrium constant Kc
Diabetes is a disease in which your blood glucose levels are too high. Glucose comes from food. Insulin is a hormone that helps glucose get into your cells to give energy. Blood glucose monitoring is the primary tool, you have to check the glucose levels are within your target range at any one time. It’s very important for blood glucose levels to stay in a healthy range.
Construct a bi-enzyme-based (Glucose oxidase and Horseradish peroxidase) biosensor. Your description of the proposed biosensor should include the name of electrode, biorecognition molecules, transduction method, immobilization method, working principal with reactions, and typical image of the designed biosensors.
explain how you would separate a mixture in order to attain 3 pure substances
Show the Electron dot Diagram and simplified electron configuration of the following Elements. Calcium, Neon, Hydrogen, and Lithium
What is the pH of 0.15M of hydroxylamine of kb=1.1*10^-8
Show the Electron dot Diagram and simplified electron configuration of the following Elements. Calcium, Neon, Hydrogen, and Lithium
what is the molal concentration of the solution by dissolving 2.69g of Phenol in 200 g of water
How much NAD+ (mw=663g/mol) would I need to weigh to make up a 10nM solution of 1ml?
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