What did I do wrong in this problem? Please show me the right answer
What did I do wrong in this problem? Please show me the right answer 2 attempts...
I have no idea why this answer is wrong. Please show me what the right answer is. 1 attempts left Check my work Be sure to answer all parts. Nitrogen can be obtained by (a) passing ammonia over red-hot copper(II) oxide and (b) heating ammonium dichromate [one of the products is chromium(III) oxide]. Write a balanced equation for each preparation. Include the states of each species. (a) Cuo +NH N2+Cu H2o (b) (NH4)2Cr207(s)->N2 («) +H2O («) +Cr203(s) (Click in the...
Click in the answer box to activate the palette. Balance the equation representing the reaction between iron(III) oxide, Fe2O3, and carbon monoxide (CO) to yield iron (Fe) and carbon dioxide (CO2). Do not include the states of matter. х Fe2O3(s)+300 (8) 2 Fe(s)+3CO (8)
I don’t understand why I’m wrong CHEMISTRY Chapter 4-Redox Chemistry Question 17 (of 21) 17. 100 pots 8 out of 12 attempts Assistance Click in the answer box to activate the palette. Predict the prodato and write a balanced equation for the following redox ractioe nd (Include states of matter in your answer.) peatane (CsH12) + oxyeee TRY AGAIN This is an oxidation reduction in which liquid pentane is burned in the presence of oxygon to produce carbon dioxide and...
2 attempts left Check my work Be sure to answer all parts. Rep Consider the following apparatus. Calculate the partial pressure of helium (He) and neon (Ne) after the stopcock is open. The temperature remains constant at 16.0°C. Guid He Ne 1.20 L 1.230 atm 3.40 L 2.80 atm Partial pressure of He: 2.068 Partial pressure of Ne: 319 3 attempts left Check my work Enter the equivalent decimal and percent. Repo 29 100 The decimal is Guide: The percent...
please correct me If I did anything wrong. im very confused on this. • Determining k in Beer's Law 2. Determining the equilibrium constant Test Tube No. Absorbance Test Tube No. Absorbance 0,060 이79 0.253 0319 0.400 0.120 0.268 0.361 0.461 0.695 Post Laboratory Questions 1. Complete the following table and calculate k-value for the Beer's Law. All concentrations should be in M. [Fe(SCN)2) Absorbance CA Test Tube No. Diluted Fe(NO3)2 (mL) 0 . 2 3 4 s Reference 1.0...