Question 18 3 points Save Answer Which of the following represents reduction? (equal sign is similar to a reaction arrow you normally use) O 02 +40-202- O Fo - Fe2+ + 26- O Na-Natte O H2 - 2H+ + 2e
18. Question Details For which value of a is LVP2-23 dx equal to 30 42 2V60 4V 60 30 60 120
10. Which of the following mixtures has lower pH a) Equal volumes of 0.10M HCIO, and 0.10M NaOH b) Equal volumes of 0.10M HCIO and 0.10M NH Ans: 1. Does the pH increase, decrease or remain same on addition of each of the following a) NH4NO) to NHs solution Ans: b) Na:CO) to NaHCO3 solution Ans: c) NaCIO4 to NaOH solution Ans: 12. Which of the following solutions give a buffer solution when equal volumes are mixed? a) 0.10M NaF...
18. The Complement rule states that the probability of an event not occurring is A. equal to one minus the probability it will occur. B. equal to one minus the probability it will not occur. C. equal to 0.0 D. equal to 1.0 E. None of the above
Which of the following sets are equal (select all that are equal)? a. {x € Zlx >0} b.N c. {x e Qlx >0} d. {x € Rjx >0} Ос Od Ob
Which of the following sets are equal (select all that are equal)? a. {x € N\x2 > 0} b.N c {€ Zla? >0} d. € Zr >0} e. {x E ZI - x < 0}
QUESTION 18 5 poi For the following reactions, the AH is not equal to AH®f for the product except for CH4(g) + 2Cl2(g) - CH2Cl2(1) + 2HCl(g) Xe(g) + 2F2(g) - XeF4(9) 2CO(g) + O2(g) - 2009) N2(g) +03(9) - N203(9) C(diamond) + O2(g) - CO2(g) QUESTION 19 If a hydrogen atom electron jumps from the n=2 orbit to the n=6 orbit, energy is released.
Which of the following assumptions implies that saving and investment are equal for a closed economy? a. Private saving is equal to zero. b. Public saving is equal to zero. c. The economy’s government is running neither a surplus nor a deficit. d. No assumption is necessary; saving and investment are equal for all closed economies.
Which of the following statements is FALSE? The value of a share is equal to the present value of all future earnings (EPS). P/E ratio is also called earnings multiple because P = appropriate P/E * EPS. All else equal, if stock A's dividends grow at a higher rate than stock B's dividends, A is valued higher than B. If the current market share price is higher than its intrinsic value, it is over-valued.
Question 6 Which of the following is equal to Inx - 3lny + Inz? In(x – y +V2) in VE In(x - 3y + 4) xyz In