A coulometer\'s sensitivity is limited by its minimum current being delivered for its minimum time. Consider a coulometer that can deliver 6.2 mA for 0.11 s. a) How many moles of electrons can this coulometer deliver in 0.11 s via a current of 6.2 mA?
A coulometer\'s sensitivity is limited by its minimum current being delivered for its minimum time. Consider...
Time Remaining:03:55:13 1. Consider the following balanced equation: 3CuO(s)+ 2NH3(g)3H2O()+3Cu(s) + N2(g) If 80.9 moles of CuO(s) and 31.4 moles of NH3(g) are allowed to react, and the percent yield is 90.9%, how many moles of Cu(s) will actually be produced? 62.4 moles 56.7 moles 40.5 moles 42.8 moles 80.0 moles Use the slider to rate your confidence on this question. -1 100 Not at all confident Very confident Irc 55 44 R save subit Rut 101
Consider the following reaction: 2 Ag+(aq) + Cu(s)->2 Ag(s) + Cu2+(aq) Ecell^o = +0.46V Suppose an external power source is applied with a current of 1.50 A such that the reaction is reversed and electrolysis occurs. (a) If the current is applied for 2.00 hours, how many grams of Cu(s) could be recovered? What is the minimum mass of the silver electrode required to recover this mass of copper? (b) What is the minimum amount of work that must be...
14.4 question rcingerator using 5.00 × 102 W at l 15 V. Remember that power(in watts)-work/s = F. ! on e) If the electrons flow from nicotinamide adenine dinucleotide (NADH) to O. they experience a potential drop of 1.1 V. What is the pqwer output (in watts) of our human friend? 14-10 -14-4. A 6.00-V battery is connected across a 2.00-kΩ resistor. (a) How much current (A) and how many e Is flow through the circuit? (b) How many joules...
AFFECTIVE COMPETENCY: VIlA2. DISPLAY SENSITIVITY WHEN REQUESTING PAYMENT FOR SERVICES RENDERED Explanation: Student must achieve a minimum score of 3 in each category to achieve competeney. Collecting money from patients can be a daunting task because many people are not comfortable talking about money especially when they know that they have owed the provider for quite some time. It is important to display sensitivity to the situation when attempting to collect the money that is owed to the provider for...
Need help with S8-10 58-10 Product mix decision: Limited demand (Learning Objective 5) Consider Storage Solutions from $8-9. Assume that demand for Regular bins is limited to 36,000 units and demand for Large bins is limited to 25,000 units. 1. How many of each size bin should the company make now? Given this product mix, what will be the company's operating income? s. Explain why the operating income is less than it was when the company was produce ing its...
please help! 3) Practice tice problem 1. When drinking water treatment plants chlorinate water, the chlorine must remain in contact with the water for at least 30 minutes before being delivered to customers. A water plant operator wishes to know i his existing 10,000-gallon storage tank can provide this HRT. He does a wash-out tracer test with fluoride salt (conservative). The initial concentration is i2 mg/L and after an hour of feeding non-fluoridated water through the tank at 20 gpm,...
5. With its current complement of machinery and factory space, a clothing manufacture has determined it can produce 1 = 0.15F-0.000005F, and S = 0.25Fs - 0.000008Fs? where I is number of long sleeve T-shirts, S is number of short sleeve T-shirts, Fz is fabric (square yards) used to produce long sleeve T-shirts, and Fs is fabric (square yards) used to produce short sleeve T-shirts. (10) a. What is the manufacturer's revenue maximizing yards of fabric used to produce long...
1. [-/10 Points) DETAILS SERCP11 17.2.P.001. A current of 87.4 mA exists in a metal wire. (a) How many electrons flow past a given cross section of the wire in 10.5 min? electrons (b) In what direction do the electrons travel with respect to the current? same direction opposite direction The magnitude is zero. Need Help? Read it Watch It 2. [-/10 Points) DETAILS SERCP11 17.4.P.010. An electric heater carries a current of 10.5 A when operating at a voltage...
in need of everything, take your time 11. 13 Consider the following reaction 2 NO, ---> 2N, + 50, The number of moles of o: obtained from 12 moles of N, O, (a) 30 (b) 4.8 (c) 60 (e) none of the above. (d) 6 Consider the reaction 2 N, 50, ---> 2 N, O, If 4 moles of nitrogen is mixed with 96 g of oxygen, what is the limiting reagent? a) , (b) N (c) there is no...
You are an Audit Senior currently planning the 30 June 20X8 audit of Steel Limited, an Australian-owned company that produces and exports steel to India. At a recent planning meeting with Steel Limited’s senior staff, you obtained the following overview of this year’s operations: Tight checks by Australian custom officials to halt the smuggling of scrap steel have delayed several shipments of steel. These delays have angered Indian customers who are threatening to deduct 20% from the amounts owing as...