Question 6 1.5 pts Given the partial equation: NO3 + Pb2 - NO2+ Pb, balance the...
i Question 6 1.5 pts Given the partial equation: NO3 + Pb2+ - NO2+ Pb4+ balance the reaction in acidic solution using the half-reaction method and fill in the coefficients. The missing blanks represent H20, H. or OH', as required to balance the reaction. Enter the coefficients as integers, using the lowest whole numbers. If the coefficient for something is "1", make sure to type that in and not leave it blank. Enter only the coefficients. NO3 + NO2+
Question 7 1.5 pts Given the partial equation: MnO4+1 MnO2+12, balance the reaction in basic solution using the half-reaction method and fill in the coefficients. The missing blanks represent H20, H, or OH, as required to balance the reaction. Enter the coefficients as integers, using the lowest whole numbers. If the coefficient for something is "1", make sure to type that in and not leave it blank. Enter only the coefficients. MnO4 + MnO2+
Question 8 1.5 pts Given the partial equation: H2O2 + ClO2-02+CIO,, balance the reaction in basic solution using the half-reaction method and fill in the coefficients. The missing blanks represent H20, H , or OH, as required to balance the reaction. Enter the coefficients as integers, using the lowest whole numbers. If the coefficient for something is "1", make sure to type that in and not leave it blank. Enter only the coefficients. H2O2+ CIO2 + O2+ CIO +
Question 4 1 pts How many electrons are transferred in the following reaction? Enter your answer as an integer. 4NO3 +4H* +45b 4 NO+2H20 +Sb406 Question 5 1.5 pts Given the partial equation: VO2 + Mn2+ - VO2++ MnO4 , balance the reaction in acidic solution using the half-reaction method and fill in the coefficients. The missing blanks represent H2O, H. or OH, as required to balance the reaction. Enter the coefficients as integers, using the lowest whole numbers. If...
Question 21 5 pts Complete and balance the following neutralization reaction using the lowest ratio whole number coefficients possible. [Select) • H2SO4 + [Select) • NaOH → [Select) + + [Select) * H20
answer all questions ral Chemistry Concept 5 pts Question 1 Balance the chemical equation shown below, Indicate the stoichiometric coefficients for the reaction. Do not leave answer spaces blank if the coefficient is one (1). AIBrg(aq)+ HBr(aq)- Al(s)+ H2(g) The balanced equation will then be used in the following two questions. 5 pts Question 2 Using the balanced chemical equation from the previous question, how many moles of H2(g) will be formed from 6.24 moles of HBr. Your answer will...
need help Insert the missing coefficients to completely balance each chemical equation. equation 1: S+6 HNO, H,SO, + NO, +H,0 equation 2: 3 Cu + 8 HNO, Cu(NO), + NO + H2O We were unable to transcribe this imageBalance the equations by inserting coefficients as needed. equation 1: Sb + Cl, — SbCl, equation 2: Mg, N, + HCI — MgCl, +NH, Select the equation that best describes the reaction. O A+B, AB O 4 A +8 B — 4AB,...
please number and write the correct answer Ar have a total pressure of 1.6 bar. What is the partial 17. A mixture of 100 g of Ne and 10.0 Ne? a) 0.40 bar b) 1.1 bar c) 0.54 bar GP 0.80 bar e) 1.3 bar 18. A sample of N, effuses in 255 s. How long will the same size sample of Cl2 take to effuser c12 a) 388 5 b) 1555 c) 247 s d) 406 5 e) 6455...