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1. Discuss how you would go about collecting data for an analysis of the water budget of a region.
2. Discuss the sources and impacts of suspended solids.
3. The reaction of soda ash (Na2CO3) with calcium sulfate in water is represented by the following chemical reaction: Na2CO3 + CaSO4>>> CaCO3 + Na2SO4. Assuming that this reaction is complete and that there is 153 mg/l of CaSO4initially present, what is the mass of soda ash that must be added to 1 liter of the water?
why water molecule forms covalent bond even though it dissociates into ions
which of the following is not a characteristic of plunck''s quantum theory of radiation? A) Radiation are associated with energy B) A body can emit less or more than a quantum of e
Electrophilic substitutions reactions: Electrophilic substitution includes the attack by an electrophile. It is denoted as S E ( S denotes substitution and E denotes elct
Monosaccharides - Biomolecules These are very simple one unit non-hydrolysable sugars. They have the common formula C n H 2n O n where n changes from 3 to 9 carbon molecules.
Q. Preparation of hot souffle ? i) Melt 12 g butter in a saucepan. Add 12 g flour and stir cook for 1-2 minutes. ii) Gradually add ¼ cup of scalded milk stirring continuou
capillarity
what is first transition series
Synthetic element compounds
Explain heat of formation Although both molecules have bridgehead double bonds, the double bond in compound B is more twisted, and a model of this molecule is more complex to b
The kinetic theory of gases: The gas laws were empirically developed from experimental observations. The kinetic theory of gases assumes that the molecules or atoms of a gas
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