# franklin

Popular questions and responses by franklin
1. ## Chemistry

0.222g Of A Divalent Metal Is Deposited When A Current Of 0.45 Amperes Is Passed Through A Solution Of It's Salt For 25 Minutes Using Appropriate Electrodes. Calculate The Relative Atomic Mass Of The Metal. (1 Faraday =96500c/mol)

2. ## Chemistry

When a diprotic acid, H2A, is titrated by NaOH, the protons on the diprotic acid are generally removed one at a time, resulting in a pH curve that has the following generic shape. (a) Notice that the plot has essentially two titration curves. If the first

3. ## physics

1. A certain projectile is launched with an initial speed v0. At its highest point its speed is v0/6. What was the launch angle? 2. The "hang time" of a punt is measured to be 3.50 s. If the ball was kicked at an angle of 61.0° above the horizontal and

4. ## Chemistry

For How Long Must A Current Of 1.5 Ampere Be Passed Through An Aqueous Solution Of A Copper Salt During Electrolysis In Order To Deposit 2.50g Of Copper (cu=63.5)

5. ## physics

a man can row a boat at 5km/hr. in still water and waits to cross a river to a position exactly opposite his starting point. If the river is 5km wide and is flowing at 4km/hr. eastwards find by scale drawing the direction in which he must set off in order

6. ## algebra

Use the five steps for problem solving to answer the following question. Please show all of your work. The average of two quiz scores is 81. If one quiz score is six more than the other quiz score, what are the two quiz scores?

7. ## Chemistry

(ii) between 0 and 100.0 mL NaOH added H2A H2O HA - Na+ A2- OH - (iii) 100.0 mL NaOH added H2A H2O HA - Na+ A2- OH - (iv) between 100.0 mL and 200.0 mL NaOH added H2A H2O HA - Na+ A2- OH - (v) 200.0 mL NaOH added H2A H2O HA - Na+ A2- OH - (vi) after 200.0

8. ## Chemistry

When sodium Metal is dropped into water, all the metal reacts in the equation shown below. What mass of hydrogen is liberated from a 46.0 gram piece of sodium? 2Na(s)+2H2O(I) > 2NaOH(aq)+H2(g)

9. ## Chemistry

0.717 g of a compound containing carbon, hydrogen, and oxygen is burned and found to produce 1.02 g CO2 and 0.624 g H2O. The molar mass of the compound is 124 g/mol. (a) Write a chemical equation for the combustion of this unknown hydrocarbon. (b)

10. ## Chemistry

Find the pH and volume (mL) of 0.447 M HNO3 needed to reach the equivalence point(s) in titrations of each of the following. (a) 2.65 L of 0.0950 M pyridine (C5H5N) pH volume Answer = 563 mL (b) 0.188 L of 0.250 M NH3 pH volume Answer = 105 mL I can't

11. ## algebra

Company A charges \$55 per day plus \$0.35 per mile to rent a car. Company B charges \$50 per day plus \$0.40 per mile. Jack wants to rent a car for three days. How many miles should Jack be traveling so that Company A is less expensive than Company B?

12. ## chemistry

Determine the theoretical and percent yield of hydrogen gas if 78.5 g water undergoes electrolysis to produce hydrogen and oxygen and 3.63 g hydrogen is collected?

13. ## neuroscience

In a laboratory, scientists often study neurons in isolation, outside of a living creature, in a dish. In this setting, one can have a good deal of control over the local ionic environment in which the cell exists, because we can control the makeup of the

14. ## Math

The forth term of an A.P is four times the first term. The sixth term is sixty, find the sum of 30 terms, common difference, and the first term.

15. ## middle school

Two news helicopters are flying in the same altitude on the way to a political rally. Helicopter A is due 20 miles west of the rally. Helicopter B is 15 mies south and 15 miles each. How far apart is each helicopter? How far from the rally is each

16. ## algebra

A mountain drops 90 feet over a horizontal distance of 875 feet. What is the slope of the mountain? Round your answer to two decimal places.

17. ## algebra

show the algebraic inequality The profit for a company is determined by the equation y = 0.02x – 0.30, where y represents the profit and x represents the number of items sold. How many items must be sold so that the profit will be at least \$4000?

18. ## algebra

Write the slope-intercept equation for the line that passes through(4,3) and has slope 5/4

19. ## algebra

write an equation of the line containing the specified point and perpendicular to the indicated line (-2,-5), x-2y=3

20. ## science

a body isdisplacedthrougha certaindistance X by a forceof 30n. if the work done is 100 and the displacement isi in the directionof force . What is the value of x

21. ## algebra

Write the slope-intercept equation for the line that passes through(4,3) and has slope 5/4

22. ## algebra

If the first and third of three consecutive odd integers are added, the result is 69 less than five times the second integer. Find all three integers.

23. ## algebra

Write the equation for this situation: the value, v, in hundreds of dollars, of Bob’s stamp collection is 12 dollars more than 1/3 of the age, t (in years). Then graph the equation and use the graph to determine the value of Debbie’s coin collection if

24. ## Physics

Aqua dude can swim at a speed of 2.0m/s in still water. A river is 48 m wide and has a current of 1.5 m/s [E]. He starts at the Southbank and swims so that he is always headed directly across the river. A) what is Aqua dudes velocity relative to the shore?

25. ## financial investment homework

Hi, My name is Franklin. I have a question on financial investment. Sue and Tom Wright are assistant professors at the local university. They each take home about \$40,000 per year after taxes. Sue is 37 years of age, and Tom is 35. Their two children, Mike

26. ## math

Suppose that the mosquito population of the world is 36000000 and that these mosquitoes can be packed into a cubic box with no space wasted. If the average volume of the mosquito is 6mm^3,how long would the edge of the box have to be?

27. ## college

write an equation of the line containing the specified point and perpendicular to the indicated line (-2,-5), x-2y=3

28. ## flagahan high

why can small cells exchange substances more readily than large cells?

29. ## accounts

IF SOME ONE TAKE LOAN AND STARTED HIS BUSINESS THE journal entrY WILL BE

30. ## Science

(A)Briefly described how a solar dryer is used. (B) "The sim is considered as the ultimate source of almost all the world's energy?" Discuss the statement

31. ## algebra

how do I write an equation of the line containing the specified point and perpendicular to the indicated line (-2,-5), x-2y=3

32. ## algebra

Given the linear equation y=1/3x-3, find the y-coordinates of the points (-6, ), (-3, ), and (6, )

33. ## algebra

is (5/6,-2) a solution for -6x-7y=9

34. ## algebra

The volume of a rectangular slab of concrete needs to exceed 72 cu. ft. If the length is 12 feet and the width is 8 feet, how thick does the concrete slab need to be?

35. ## HEATHCARE

write a 1-2 page essay explaining how one of the following groups have addressed issues of cost control. healthcare, united states goverment and insurance

1. ## science

online casino slots casino g casino online for fun online casino slots

posted on March 4, 2019
2. ## social studies

mrs.sue is just tring to help the right way

posted on February 11, 2019
3. ## Algebra

MATH SUCKS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!

posted on October 18, 2018
4. ## Math

You know 3/4 of the members wear glasses and members who don't wear glasses 1/3 are male. Make a model 4 boxes. Split the 4 boxes into 3s one of the thirds fill in one. Now make your fraction that's your awnser you should of got 1/12

posted on December 5, 2017
5. ## math

i don't no!!!!!!!!!!!!!!!!!

posted on October 12, 2016
6. ## neuroscience

Second Question: What is the Nernst potential for Cl- in DMEM at 37C?! Check the best option! • 80 mV! • -80 mV! • 61 mV! • -61 mV! Third question: What is the Nernst potential for Na+ in DMEM at 37C?! Check the best option! • 73 mV! • -73 mV!

posted on January 6, 2014
7. ## Chemistry

Dr. Bob, you are amazing.I was completely stuck. Thank you so much!

posted on March 8, 2013
8. ## Chemistry

The [NaOH] was never given in the question. Only the total mL.

posted on March 8, 2013
9. ## Chemistry

Sorry, I forgot the question. For the following volumes of NaOH added, list the major species present after the OH - reacts completely. I feel like I'm always missing something. For example, I thought (ii) was H2A HA- OH - and H2O,but it was wrong

posted on March 8, 2013
10. ## Chemistry

Thank you!

posted on March 8, 2013
11. ## Chemistry

never mind, I figured this one out. Thanks!

posted on March 7, 2013
12. ## pre-algebra

Least to greatest. 1/5,4/10,2/4,5/10,4/5

posted on November 1, 2012
13. ## Maths

2/3 divided by 5 is 2/3 x 1/5 = 2/15. Now Bob eats twice as much as the others, therefore you may view it as if you were to divide something in three parts, Bob eat two of those parts. Final Answer: 2/3 * 2/15 = 4/45 OptimalLearningSolutions @ gmail

posted on July 23, 2012
14. ## math

The Arithmetic progression?

posted on February 24, 2012
15. ## algebra

thank you, that is actually how the word problem was phrased.

posted on November 9, 2010
16. ## algebra

thank you

posted on November 8, 2010
17. ## college

thank you

posted on November 7, 2010
18. ## algebra

would I replace the word "thickness" with 96? 12*8*96 > 72?

posted on October 30, 2010
19. ## algebra

n + n + n + 6 = 81 * 2 3n + 6 = 162 - 6 3n = 156 n=156/2 n=78 this isn't right what am I doing wrong?

posted on October 29, 2010
20. ## algebra

ok give me a second or longer, thanks

posted on October 29, 2010
21. ## algebra

familiarize, translate, carry out, check and state

posted on October 29, 2010
22. ## MATH Prob.

red maedle on the first draw.

posted on August 12, 2009