Method and the Problem-Solving Approach My hypothesis for the small amount of information would be the reason for the fewer fish and higher amount of algae may be due to algae blooms. Algae blooms are due to a rapid increase of algae and too much nitrogen in the water. From this information‚ I can deduce that there is a runoff problem from one or more of the farms where fertilizer is being spread and is entering into the lake. This in turn creates massive algae growth which not only blocks out sunlight
Premium Scientific method Water Problem solving
pounds of air for each pound of gas‚ the mixture is rich. The exhaust from the combustion in a cars engine is comprised of six main ingredients. Nitrogen gas‚ carbon dioxide‚ and water vapor are three of the main emissions. These gases do not cause damage to the atmosphere like the other gases do. Carbon Monoxide‚ other hydrocarbons‚ and Nitrogen Oxides result in a majority of the pollution caused by cars. Carbon Monoxide is a colorless and odorless gas that can kill you if too much is inhaled
Free Oxygen Nitrogen Carbon dioxide
2-(2‚4-Dinitrobenzyl) pyridine Peter Defnet and Cody Krepps Department of Chemstry Juniata College Huntingdon‚ PA September 18‚ 2012 Abstract: Nitration of 2-benzylpyridine is supposed to yield 2-(2‚4-Dinitrobenzyl) pyridine‚ when electrophilic aromatic substitution is the mechanism. Experiencing many pitfalls‚ however‚ has lead to the actual product obtained to contain the expected product‚ as well as many impurities. This report examines the supposed mechanism for the electrophilic substitution
Premium Sulfuric acid Nitration Benzene
d. CoO nitrogen(V) oxide e. dinitrogen pentoxide 3. 13 atoms a. How many atoms are represented by the formula Ca(HSO4)2? 4.0 mol b. How many moles of oxygen atoms are in a 0.50 mol sample of this compound? +6 c. Assign the oxidation number to sulfur in the HSO4 _ anion. 4. Assign the oxidation number to the element specified in each of the following: +1 a. hydrogen in H2O2 _1 b. hydrogen in MgH2 0 c. sulfur in S8 +4 d. carbon in (CO3)2_ +6 e. chromium in Na2Cr2O7 +4 f. nitrogen in NO2
Free Oxygen Nitrogen Carbon dioxide
to make some changes in my diet. This is because the lower food chain has much more kilocalories than the herbivores that feed off of them in which humans only need about 2‚000 of them daily. Figures 4-13 and 4-14 explain the nutrient cycle and nitrogen cycles. In the atmosphere carbon dioxide is absorbed by plants that then pass through the food chain which is then released back into the environment as decomposition (Chiras‚ 2013). Carbon dioxide is recycled back and forth between the atmosphere
Premium Ecology Nitrogen Trophic level
GRAAD 12 NATIONAL SENIOR CERTIFICATE GRADE 11 PHYSICAL SCIENCES: CHEMISTRY (P2) EXEMPLAR 2013 MARKS: 150 TIME: 3 hours This question paper consists of 13 pages‚ 1 data sheet and a periodic table. Copyright reserved Please turn over Physical Sciences/P2 2 NSC – Grade 11 Exemplar DBE/2013 INSTRUCTIONS AND INFORMATION 1. Write your name in the appropriate space on the ANSWER BOOK. 2. This question paper consists of TWELVE questions. Answer ALL the questions in the ANSWER BOOK. 3. You
Premium Hydrogen Atom Nitrogen
and hence‚ the quicker the oxide film grown. The oxide film quality is better than that grown when the temperature is low. 2. Steps of wet oxidation 1. There are two nitrogen sources in an oxidation system‚ one for process application‚ with higher purity‚ and another with lower purity for the chamber purge. 2. Nitrogen is used because it is a stable gas and will not react with silicon even at 900oc. 3. For wet oxidation‚ high purity oxygen gas is used to oxidize silicon. 4. Since the
Free Oxygen Oxide Silicon
Process combines nitrogen from the air with hydrogen from natural gasses like methane into ammonia. This process is a reaction that ’s reversible and the production of ammonia is exothermic.
Premium Nitrogen Haber process Ammonia
A process for the preparation of racemic phenylethylamine which comprises contacting an optical antipode therefore‚ e.g.‚ L(-) or D(+)-1-phenylethylamine with sodium amide or sodium hydride. Claim: What is claimed is: 1. A process for preparing racemic 1-phenylethylamine which comprises contacting L(-)-1-phenylethylamine or D(+)-1-phenylethylamine with 0.01 to 1 weight percent‚ based on theamount of said phenylethylamine‚ of sodium amide or sodium hydride at a temperature of 70.degree. to 150
Premium Nitrogen Hydrogen Base
produced by the vaporization of a block of dry ice that measures 12.0 in x 12.0 in x 2.0 in? The density of the dry ice is 1.56 g/cm3 5. Two flasks of equal volume are connected by a narrow tube (of negligible volume). The flasks are filled with nitrogen gas and‚ when both are immersed in boiling water‚ the gas pressure inside the system is 0.50 atm. One of the flasks is then immersed in an ice-water mixture‚ keeping the other in boiling water. Calculate the new pressure of the system. Assume ideal
Premium Gas Pressure Carbon dioxide