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Write out the balanced equation for the reaction that occurs when Ca(OH)2 and H3PO4 react together. You do not need to make your subscripts smaller; just write them out as regular numbers. For example: Ca(OH)2.
"Patient and Family Recourses." Please describe the information you would give a patient and his/her family about the decision.
What is the molarity of the carbonate ion in sodium carbonate, Na2CO3, prepared by dissolving 3.5 g of sodium carbonate in enough water to form 0.800 L of solution?
If (initially) 0.22 mol of Br2 and 0.22 mol Cl2 are introduced into a 1.0 L container at 400. K, what will be the equilibrium concentration of BrCl? Assume the initial product concentration is zero.
Predict the sign of Delta Ssys for EACH of the following processes. -Gaseous Cl2 in the stratosphere to form gaseous Cl atoms. -Gaseous CO reacts with gaseous H2 to form liquid methanol, CH3OH. -Calcium phosphate precipitates upon mixing Ca(NO3)2(..
A 20 degrees Celsius, the solubility of potassium nitrate is 30g in 100g of water. A 35 gram solution of potassium nitrate in water was determined to contain 10 grams of KNO3.
B2H6 + 3O2= B2O3+3H2O ; delta H=-2035 KJ how much heat is released when a mixture of 7.35 g B2H6 and 2.60 g O2 is burned?
The Ksp for silver sulfate (Ag2SO4) is 1.2 * 10^-5. Calculate the solubility of silver sulfate in each of the following.
Lectins are_________. a. Sugars specific to proteinsb. Proteins specific to sugars
The vapor pressure of ethanol is 10. torr at -2.3 degrees celsius and 40. torr at 19 degrees celsius.
A substance (that you believe to be talc) contains 58.35 g magnesium, 89.88 g silicon, 153.6 g oxygen and 1.61 g hydrogen. How many grams of oxygen are present in 72.5 g of talc
Draw a Lewis structure for acyl chloride R-C(=O)-Cl and state its 3D-structure around the central atom (C). R is an acyl substituent.
At what temperature do all three temprature scales have the same numerical values. pls show step by step or proof.
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