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Research the structures that protect plant snd animal cells from damage resulting from osmotic pressure. Write a few paragraphs explaining what they are, how they work, and where they are located
If a total of 13.5 mol NaHCO3 and 4.5 mol of C6H8O7 react, how many moles of COs and NA3C6H5O7 will be produced? 3NaHCO3(aq) + C6H8O7(aq) -> 3CO2(g) + 3H2O(s) + Na3C6H5O7(aq)
The acid base reaction between phosphoric acid, H3PO4, and Calcium hydroxide, Ca(OH)2, yields water and calcium phosphate. For each mole of calcium phosphate produced by this reaction, how many moles of water are produced
Calculate the molarity and the molality of an NH3 solution made up of 36.5 g of NH3 in 70.0 g of water. The density of the solution is 0.982 g/mL.
Draw a Lewis structure for BrF with an arrow representing that dipole moment. Estimate the percent ionic character of the BrF bond. Which way does the dipole moment point
Orange juice is an aqueous solution that derives much of it's acidity from citric acid. There are variations in the acidity of each brand depending on many factors. Use the data below from an acid-base titration
Given a pure preparation of these algae, and the required supplies and equipment, devise and outline an empirical procedure for purifying Enzyme X.
Nitrogen dioxide reacts with water to produce oxygen and ammonia; 4NO2(g)+6H2O(g)-->7O2(g)+4NH3(g). At a temperature of 415 degrees C
What mass of NO2 can be produced by the complete reaction of 48.00 g of ammonia with 95.00 g of oxygen
How many grams of Tris-base and glucose would one use to prepare 1 Liter of a 10 mM Tris-base, 15% glucose solution? The molecular weight of Tris-base and glucose are 121.1 g/mol and 180.2 g/mol, respectively
1. formic acid hfor ha a ka value equal to about 1.8 x10-4. a student is asked to prepare a buffer having a ph of 3.4
Use the stoichimetery of the equation and the dilute titanium 4 chloride solution for the following: How many moles of solid product can be formed?
sodium hydroxide is extremely soluble in water. At a certain temperature, a saturated solution contains 551g of NaOH (s) per liter of solution. Calculate the molarity of this saturated NaOH (aq) solution.
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