Final Volume V₂ = 341 mLal Volume V₁ =?10. What is the molecular geometry and molecular polarity for CH₂Cl, and SO, ²?11. What do catalysts do and how do they affect reaction rates?12. 2 Atoms are side by side. Their chemical reactivity is dependent on theelectrons which holdserve fe13. Identify the acid, base, conj. Acid, conj. Base: H₂CO, + HPO4 H₂PO4 +HCO,14. True or False? Chemistry looks at the microscopic view of matter.15. Identify the 4 biological buffer mechanisms16. Calculate the density of silver metal if 930 cm³ block has a mass of 2.21 x 104 g.Express the answer with the correct number of significant figures.17. Kinetic molecular theory describes the behavior of which state of matter?18. The pH scale operates on a logarithm scale which means an increase or decreasefoldin theof pH is by 10s. So, a change in pH from 5 to 3 is ahydrogen ion concentration. And in other words, a pH of 3 hasand less OH- than a pH of 519. A precipitate occurs in the reaction between calcium chloride and sodiumName the components of sophosphate. What is the identity of the precipitate(s)?ling po t elevation isadd a solute to a solvent an aga solution20. Determine whether the following are electrolytes or nonelectrolytesboilingmore heat energy needs to goent is needed, whatwhich causes aa. PbCl₂into the system mise the tempeb. Na₂SO4ns to the intermolecularc. Ba,(PO4)₂d. Al(OH),We cae. CuSO4f.Al(C₂H₂O₂)3when theenergy.Jut-2and/or solvent?H+ ionsoth inside anddescribes when there greater colaterarn moreTheor

10) ch2cl2= polar molecule because individual dipole do not cancel each other so there is net dipole…

Answered: 10. What is the molecular geometry and…

10. What is the molecular geometry and molecular polarity for CH₂Cl, and SO, ²? 11. What do catalysts do and how do they affect reaction rates?

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

Dinitrogen trioxide decomposes to NO and NO2 in an endothermic process (ΔrH= 40.5 kj/mol-rxn). N2O3 = NO +NO2 Predict the effect of the following changes on the position of the equilibrium; that is, state which way the equilibrium will shift (left, right, or no change) when each of the following changes is made. increasing the volume of the reaction flask
A2.
Consider the following reaction: 2H₂S(g) + SO₂(g) — 3S(s) + 2H₂O(g) A reaction mixture initially containing 0.520 M H₂S and 0.520 M SO₂ was found to contain 1.2×10-³ M H₂O at a certain temperature. A second reaction mixture at the same temperature initially contains [H₂S] = 0.255 M and [SO₂] = 0.315 M. Part A Calculate the equilibrium concentration of H₂O in the second mixture at this temperature. Express your answer using two significant figures. IVE ΑΣΦ [H₂O] = Submit Request Answer ? M
A reaction has a negative ΔH in the forward direction. If the system is initially at equilibrium, what happens to the amount of product if the temperature is lowered?
When a system is a dynamic equilibrium, A no reactions are occurring B a reaction is occurring in only one direction C the rates of the forward and reverse reactions are equal D all of the reactants have been converted to products
For any reversible reaction containing a double arrow such as: Reactants Products the statement "equilibrium shifts to the right" means: The reaction can only go in the forward direction. The reaction can only go in the reverse direction. A stress will cause a portion of reactants to disappear and some additional veadde on snpoud A stress will cause a portion of products to disappear and some additional reactants to appear
Explain why chemical reactions proceed faster (a) as the temperature is increased(b) as the concentrations of the reactants are increased.
A reaction begins with a solution containing reactants but no products. When the reaction reaches equilibruim a) The enthalpies of the reactants and products are equal b) The concentrations of the reactants and products are equal c) The equilibrium constant has decreased relative to its value at the start of the reaction d) The forward and reverse rate constants are equal e) None of the above
3.) For the following equilibrium reaction2NO2(g) ↔N2O4(g) + Δlook in the Tro text to see what LeChatelier's principle states about gases. Assume that the reaction occurs in an enclosed movable piston. [Hint: remember that PV=nRT] a.) The pressure of the reaction is increased. b.) The volume of the reaction is decreased. c.) The volume of the reaction is increased.
If the exothermic reaction 2H2(g)+O2(g)→2H2O(g) has reached equilibrium, what is the effect of raising the temperature of the reaction vessel?
The oxidation of ammonia is a reversible exothermic reaction at equilibrium that proceeds as follows: 4 NH3 (g) + 5 O2 (g) ⇋ 4 NO (g) + 6 H2O (g) If the temperature is decrease, what happens to the concentration of H2O?
What is the effect of adding a catalyst on a reaction? O It changes the equilibrium position It makes the reactants more stable O It makes the products more stable O It increases the rate OIt decreases the entropy