Part 1 (1 point) PAS 10 * phosphorus pentasulfide Part 2 (1 point) NO X Nitric...
dont understand how to calculate.
Concentrated nitric acid - look up Prepare a 2% nitric acid solution with a !liter From concentrated nitric acid solution Calibration curve 10 parts per million standard solution 1 part per billion 10 part per billion 5 part per billion 20 part per billion 100 part per billion
Concentrated nitric acid - look up Prepare a 2% nitric acid solution with a !liter From concentrated nitric acid solution Calibration curve 10 parts per million standard...
Part 1 (0.3 point) 0.900 moles of pyrophyllite, Al2Si4010(OH)2 x 10 mol Al Part 2 (0.3 point) 0.400 moles of mica, KAl3Si301o(OH)2 moles AI 1OF 10QUESTIONS COMPLETED Type here to search
ces provided in this Part 2. Questions in this part to be answered in the spaces provided examination paper. (5 marks) The reaction between nitric oxide and carbon monoxide proceeds according to following equation: 2 NO + 200 - N2 + 2 CO2 The following rate data were collected at 500 K for the rate of consumption of NO: Experiment Initial concentration NO (mol L-) | Có (mol L-1) 5.12 x 10 1.51 x 10 5.12 x 10 3.02 x...
1. Write the Lewis structures for the following substances: Boron phosphorus Beryllium Magnesium 2. Write the Lewis structures for the following substances: For carbon monoxide For carbon tetrachloride For a compound formed by oxygen and aluminum atoms For a compound formed by calcium and chlorine atoms
1 point What is the oxidation number of phosphorus in KH2PO4? *
Chlorine gas reacts with phosphorus to produce phosphorus pentachloride as shown in the chemical equation below. What is the maximum number of grams of PCls are produced from 3.5 g of Cl2 and excess P? 5C12(g) + 2P(s) → 2PC13(s) 2) What is the theoretical yield of chromium that can be produced by the reaction of 40.0 g of Cr2O3 with 8.00 g of aluminum according to the unbalanced chemical equation below? Al(s) + Cr2O3(s) → Al2O3(s) + Cr(s) Ammonia...
Calculating an equilibrium constant from a heterogeneou... Nitrogen dioxide and water react to form nitric acid and nitrogen monoxide, like this: 3 NO2(9)+H2O(1)-2 HNO3(aq)+NO(9) At a certain temperature, a chemist finds that a 9.3 L reaction vessel containing a mixture of nitrogen dioxide, water, nitric acid, and nitrogen monoxide at equilibrium has the following composition: compound amount NO 24.18 HO 247.2 g HNO, 7.4 g NO 17.6 Calculate the value of the equilibrium constant for this reaction. Round your answer...
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10 Question (1 point) Nitric oxide reacts rapidly with unstable nitrogen trioxide (NO3) to form NO2 NO(g) + NO3(g) 2NO2(g) Calculate the numeric value of the rate constant for the above reaction from the data in the table below. Initial Reaction Rates for the Formation of NO2 by the Reaction of NO with NO3 at 298 K. Experiment (NO). (M) [NO3lo (M) Initial Reaction Rate (M/s) 1.00x103 1.00x10-3 2.00x104 2 2.00x10-3 1.00×10-3 4.00x 104 3 2.00x103 2.00x10 3...
(1 point) An area near Onondaga Lake has become contaminated with phosphorus. A proposed treatment plan will reduce the contamination for a while, but then it will build up again. Specifically, the percent of phosphorus in the soil x months after the treatment begins is given by f(x) = x2 + 81 4x 1 < x < 12 When will the phosphorus be reduced to a minimum? After months. What is the minimum percent? (1 point) A cable company plans...
Please help with part 2
A point charge of 4 x 10-9 C is located at the origin Part 1 Your answer is correct. (a) What is the magnitude of the electric field at location (0.6,0,0) m? 99.888 N/C the tolerance is +/-290 SHOW ANSWER By accessing this Question Assistance, you will learn while you earn points based on the Point Potential Policy set by your instructor Attempts: 1 of 5 used ▼ Part 2 Your answer is incorrect. Try...