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August 22, 2014

Search: DR BOB - Chemistry Question 4 a - d

Number of results: 64,689

Bob Pursley
Bob: Thank you for answering my Chemistry question. I apologize that it was on there twice. I accidentally posted again the same question instead of a different question. You answered the first question with precision. Thank you
October 9, 2011 by Mom

physiology
Study guide question...please help Bob attends a party. a few hours before the party, Bob ate beans and cabbage. His best friend made a funny joke and Bob finds it funny and his abdominal muscles begin to contract forcefully as he laughs. Physiologically, what happens next to ...
December 10, 2006 by csumicro

Dr BOB 222
Thanque mr bob for answering my question.......
June 19, 2008 by PULKIT

AlgebrAlgebra-Mathmate or BobPursley or Reiny
I had asked a question earlier and bob pursley nicely answered it but I do have a question concerning it still- perhaps someone could clarify it- f(x) = logx is a logarthmic function. Bob Pursley said it could be because the base is implied but my question is the way it is ...
December 14, 2010 by Anna

Chemistry-Dr. Bob
Please help me in any way to relate the concepts of how heat, solutions,equillibrium, nuclear and organic chemistry are interrelated. I appreciate any direction or info you could provide, Dr. Bob Thank you
June 2, 2010 by Christine

HIT
Dr. Bob's computerized records have been compromised by a hacker, resulting in damages to patients. Which of the following is most true? A. Dr. Bob may be liable if he didn't have proper firewall or other protections. B. Dr. Bob won't be liable. C. Dr. Bob will be liable. D. ...
February 27, 2009 by Sharon

Confidentiality of Health information
Dr. Bob's computerized records have been compromised by a hacker, resulting in damages to patients. Which of the following is most true? A. Dr. Bob may be liable if he didn't have proper firewall or other protections. B. Dr. Bob won't be liable. C. Dr. Bob will be liable. D. ...
April 25, 2010 by b

Confidentiality of health information
Dr. Bob's computerized records have been compromised by a hacker, resulting in damages to patients. Which of the following is most true? A. Dr. Bob may be liable if he didn't have proper firewall or other protections. B. Dr. Bob won't be liable. C. Dr. Bob will be liable. D. ...
April 28, 2010 by Anonymous

confidentiality of health information
Dr. Bob's computerized records have been compromised by a hacker, resulting in damages to patients. Which of the following is most true? A. Dr. Bob may be liable if he didn't have proper firewall or other protections. B. Dr. Bob won't be liable. C. Dr. Bob will be liable. D. ...
April 29, 2010 by Anonymous

health
Dr Bob's computerized records are damaged by a power surge,Which of the following is true? a) Dr Bob is not at fault b)Dr bob is at fault c)The records custodian, but not dr bob will be liable d)dr bob is at fault unless he had proper surge protection devices in place
September 18, 2010 by Anonymous

Dr.Bob - about your post to a previous question
For that question by Josh on the second page I reviewed what you did and am confused to how you found the g excess reagent (NH3) I posted a response to what I found when I helped Josh with the problem. Could you please take a look at it and check my thinking on the problem ...
August 24, 2007 by ~christina~

chemistry
the solubility of MG(OH)2 is 0.61 g/L What must be the PH of this solution. and thx dr. bob for last question
April 19, 2010 by anonymous

Chem. To Dr. Bob from Earlier Question or anyone
Dr. Bob, earlier you gave me the equation H2SO4 + NaHCO3 -> H2O + CO2 + Na2CO3 to balance. However, the S is not in the products, so it can't be balanced.
November 30, 2009 by CMM

Health info
please check my answer thanks :) Mr. Jones, angry at Dr. Bob , throws a punch at him but misses. Dr Bob sues for battery. why will Dr Bob lose? 1.There was no physical contact 2. Dr Bob was not harmed I picked #1 no physical contact
November 14, 2007 by Anonymous

Chemistry URGENT/DR BOB
Hello Dr.Bob, the saturate at 60 degrees Celsius is 85.5g i hope this helps with the problem I posted at 12:49am thanking you in advance
April 28, 2014 by jazz

Anatomy and Physiology
Mr. Jones, angry at Dr. Bob, throws a punch at him but misses. Dr. Bob sue for battery. Why will Dr. Bob lose?
January 20, 2011 by stacie

Chemistry
Dr bob for this question :Calculate the molar solubility of manganese II hydroxide in ph 12.85 solution. The Ksp is 2.1 x 10^-13 but I can't solve for x thanks.
May 26, 2014 by Anonymous

Math-Stat
Jane and Bob are on the same game show. They answer one question, either True or False. The probability that Bob is correct is 70%. The probability that Jane is correct is also 70%. Moreover, the probability that Bob is correct given Jane is either correct or incorrect is ...
January 29, 2013 by Mohamed

Dr.Bob - Question
I'm know I'm interested in the chemistry field. The problem is that I have to further narrow down my field of interest. I was curious to know what type of chemistry did you specialize in in the past. -christina
June 27, 2009 by ~christina~

For Dr.Bob
You helped me with a question, but I got stuck/didn't get the correct answer. I replied, can you have a look (under chemistry...part 2). Thank you!
May 19, 2009 by Duffy

math
Bob sets two alarm clocks (battery-powered) to be sure he arises for his Monday 8:00 A.M. accounting exam. There is a 75 percent chance that either clock will wake Bob. (a) What is the probability that Bob will oversleep? (b) If Bob had three clocks, would he have a 99 percent...
January 8, 2012 by James

Health Information
Dr. Bob's computerized records are damaged by a power surge. Which of the following is most true? A. Dr bob isn't at fault. B. Dr Bob is at fault. C. The records custodian, but not Dr bob will be liable. D. Dr Bob is at fault unless he had proper surge protection devices in ...
October 11, 2010 by Denise

bus math 12
Challenge Problem: Bob is closing a real estate transaction on a farm in Yocona, Mississippi, for $385,900. His mortgage holder requires a 25% down payment and he also must pay $60.00 to record the deed, $100 in attormey's fees for document preparation, and $350 for an ...
April 5, 2010 by Heather

Due 2morrow
Some students pass around a box of candy containing 25 pieces.Kendra took the first piece of candy. Each child takes a piece of candy as the box is passed around. Bob also gets the last piece and may have more than the first piece. How many children are seated around the table...
January 25, 2007 by Melthea

Math
Bob can swim at a rate of 5km/h. He is in a river that is flowing at a rate of 9 km/h. a) if bob swims upstream, what is his relative velocity to the ground? b)if bob swims downstream, what is his relative velocity to the ground? c) Someone decides to help Bob out of the water...
March 19, 2012 by Jake

physics
Bob can swim at a rate of 5km/h. He is in a river that is flowing at a rate of 9 km/h. a) if bob swims upstream, what is his relative velocity to the ground? b)if bob swims downstream, what is his relative velocity to the ground? c) Someone decides to help Bob out of the water...
March 19, 2012 by Jake

Calculus and vectors
Bob can swim at a rate of 5km/h. He is in a river that is flowing at a rate of 9 km/h. a) if bob swims upstream, what is his relative velocity to the ground? b)if bob swims downstream, what is his relative velocity to the ground? c) Someone decides to help Bob out of the water...
March 20, 2012 by Jake

Biology
Please help !!!! two bacteria, "Claire" and "Bob" are infected with a virus. Claire explodes several hours later and Bob lives happily ever after.... until one day when Bob feels stressed out and all the sudden, explodes as well. What happened to bacteria "Claire" and "Bob" ...
December 2, 2010 by Ashley

Physics
The pendulum bobs in the figure are made of soft clay so that they stick together after impact. The mass of bob B is 14 times that of bob A. Bob B is initially at rest. If bob A is released from a height h above its lowest point, what is the maximum height attained by bobs A ...
March 17, 2012 by Angelina

HEALTH
Dr bob's computerized records have been compromised by a virus, resulting in damages to patients. Which of the following is most true? a) Dr bob will not be liable. b) dr bob will be liable. c) dr bob won't be liable if the virus was introduced by someone outside office d) dr ...
September 19, 2010 by Ab

Chemistry
The boiling point of an aqueous solution is 102.16 C. What is the freezing point? Dr. Bob, If you happen to answer this question, I was the one that a question earlier about how to know what Kf constant to use [water vs benzene?] and i didn't notice that it was given in the ...
February 17, 2012 by Tracy

math
write the hidden question or questions in the problem Billy Bob wins $500 in a school raffle. He decides to keep $120 for himself, give $60 to charity, and divide the rest equally among his 5 brothers & sisters. How much will each brother zor sister Recieve from billy bob?
January 28, 2013 by Joe

Dr. Bob...Chemistry
you just answered a question for me, but the following are my answers to choose from. it was the 2nd question that I posted. about hydrocloric acid solution mixing with sodium bicarbonate. So, my answers to choose from are gas evolution, precipitation, acid-base neutralization...
November 20, 2009 by Coug

PHYSICS
Fig. 6-48 shows a conical pendulum, in which the bob (the small object at the lower end of the cord) moves in a horizontal circle at constant speed. (The cord sweeps out a cone as the bob rotates.) The bob has a mass of 0.038 kg, the string has length L = 1.2 m and negligible ...
March 1, 2008 by greg

statistics
Bob is a salesman. He receives $20 for each sales plus a fixed salary of $100 per week. Bob's average weekly sales is 70 units with a standard deviation of 15. Bob works 45 weeks a year.
September 18, 2011 by tuyet

physics
The figure below shows a "conical pendulum", in which the bob (the small object at the lower end of the cord) moves in a horizontal circle at constant speed. (The cord sweeps out a cone as the bob rotates.) The bob has a mass of 0.035 kg, the string has length L = 0.90 m and ...
December 11, 2008 by johnny

physics
Figure 6-43 shows a "conical pendulum", in which the bob (the small object at the lower end of the cord) moves in a horizontal circle at constant speed. (The cord sweeps out a cone as the bob rotates.) The bob has a mass of 0.060 kg, the string has length L = 0.90 m and ...
December 5, 2010 by :)

Chemistry URGENT/DR BOB
Hello DR. BOB, the correct value in the problem posted at 1:17pm regarding Student A and Student B accuracy and random error is the: MEAN of 2.63 g/mL. Could you take a look back at that post and let me know if i answered 2 and 3 correctly.
April 26, 2014 by jazz

Health Law
please check my answer thannks :) Dr Bob is on the staff at Patient hospital ,Inc he commits malpractice the plaintiff sues both the hospital and Dr Bob Assuming no fault on the part of the hospital which is the most complete and true.. 1. the hospital is liable 2. both Dr Bob...
November 14, 2007 by Anonymous

Informed Consent
I was wondering If someone could please look this over for me I need to answer the question below Dr. Bob is preparing to operate on Sally for an immediately life threatening condition. Just before he begings the operation, he discovers that she is 17 years old. Her parents, ...
April 24, 2008 by Anonymous

Chemistry
An unknown element reacts with bromine to give bromide, MBr3. If 2.809g of the unknown element gives 27.765grams of MBr3, what is the element? ( give the symbol ) I dont understand the M in the MBr3...can someoen please help me with this question ASAP thanks a lot - i know ...
September 27, 2011 by S-rth

Physics
A 2.1 kg pendulum bob hangs from a 2 meter string. It is pulled to the side, position A, so that the bob is 79 cm (h on the sketch) above the lowest position, position C. The bob is released and begins to swing. See below.
December 7, 2013 by JAYZ

Dr.Bob can you check out the question down the pg
I posted a question yesterday. I was hoping to catch you before you left on your getaway. =D
March 9, 2008 by ~christina~

physics
A frictionless pendulum is made with a bob of mass 19.7 kg. The bob is held at height = 0.934 meter above the bottom of its trajectory, and then pushed forward with an initial speed of 2.93 m/s. What amount of mechanical energy does the bob have when it reaches the bottom?
May 2, 2012 by Anonymous

Q. Research
3. Bob takes an online IQ test and finds that his IQ according to the test is 134. Assuming that the mean IQ is 100, the standard deviation is 15, and the distribution of IQ scores is normal, what proportion of the population would score higher than Bob? Lower than Bob?
December 9, 2012 by Maurice

physics
A 2.1 kg pendulum bob hangs from a 2 meter string. It is pulled to the side, position A, so that the bob is 125 cm (h on the sketch) above the lowest position, position C. The bob is released and begins to swing. How fast is it moving at that point?
December 4, 2013 by Jen

physics
i know how to do it, i keep getting the wrong answer!! a bob of mass 4.00 kg is suspended from a fixed point by a massless string of length 1.50 m. The bob moves in a horizontal circle with the string always making an angle theta=22 from the vertical. what is the speed of the ...
October 10, 2007 by julia

Statistics
Bob takes an online IQ test adn finds that his IQ according to the test is 134. Assuming that the mean IQ is 100, the standard deviation is 15, and the distribution of IQ scores is normal, what proportion of the poulation would score higher than Bob? Lower than Bob?
August 11, 2013 by Opal

Physics based Calculus
Bob has just finished climbing a sheer cliff above a beach, and wants to figure out how high he climbed. All he has to use, however, is a baseball, a stopwatch, and a friend on the ground below with a long measuring tape. Bob is a pitcher, and knows that the fastest he can ...
September 27, 2012 by Brianna

health
Paula Patient doesn't want her violent boyfriend to know she's getting an abortion, so she asks Dr. Bob to send all communications to her to a post office box and to phone her only at work. What should Dr. Bob do, and what is the legal basis for your advice? If she tells Dr. ...
April 26, 2009 by Olga

medical
paula patient doesn't want her violent boyfriend to know she's getting an abortion, so she asks dr. bob to send all communications to her to a post offfice box and to phone her only at work. what should dr. bob do, and what is the legal basis for your advice? if she tells dr. ...
May 31, 2009 by Anonymous

Health
Paula Patient doesn't want her violent boyfriend to know she's getting an aboution, so she asks Dr. bob to send all communications to her to a post office box and to phone her only at work. What should Dr. Bob do, and what is the legal basis for your advice? if she tells Dr. ...
April 1, 2010 by Daliz

SCIENCE
Sponge Bob notices that his pal Gary is suffering from slimotosis, which occurs when the shell develops a nasty slime and gives off a horrible odor. His friend Patrick tells him that rubbing seaweed on the shell is the perfect cure, while Sandy says that drinking Dr. Kelp will...
September 5, 2012 by Malik

Physics
A pendulum bob is released from some initial height such that the speed of the bob at the bottom of the swing is 1.5 m/s. The acceleration of gravity is 9.81 m/s 2 . What is the initial height of the bob? Answer in units of m
February 5, 2013 by Ted

English
1. Bob is 4 cm shorter than Emily. 2. Mr. Pitt is 16 kg heavier than Emily. 3. Emily is 1 year younger than Bob. 4. Bob weighs 4kg more than Emily. (Are the expressions correct grammatically?)
June 19, 2010 by rfvv

introductory to physics
A pendulum bob is released from some initial height such that the speed of the bob at the bottom of the swing is 4.0 m/s. The acceleration of gravity is 9.81 m/s 2 . What is the initial height of the bob? Answer in units of m
March 4, 2014 by alicia

chemistry
u was right bob but tht makes a change to my other answer for something else my question is: can u tell me of any solid form of a common, neutral substance that only has 3 letters in it 2nd letter is c?
November 6, 2007 by !!ezr!!

physics
A pendulum bob is released from some initial height such that the speed of the bob at the bottom of the swing is 3.2 m/s. The acceleration of gravity is 9.81 m/s 2. What is the initial height of the bob?
February 11, 2011 by jay

MircroEconomics - Production & Cost
Please check my answers if they are correct! If not, please make corrections. Thank you! Bob, owner of Bob’s Auto, sells cars. The number of car sales is represented by y. Bob buys autos at a price of A each and has no other costs. He only buys as many cars as he sells. a) ...
October 14, 2009 by Anonymous

health information
Paula Patient doesn't want her violent boyfriend to know that she's getting an abortion, so she asks Dr. Bob to send all commmunications to her to a post office box and to phone her only at work. What should Dr. Bob do, and what is the legal basis for your advice? If she tells...
August 1, 2008 by Sindi

health information
Paula Patient doesn't want her violent boyfriend to know she's gettin an abortaion, so she asks Dr. Bob to send all communications to her to a post office box and to phone her only at work. What should Dr. Bob do, and what is the legal bases for your advice? If she tells Dr. ...
April 10, 2009 by Unknown

Quantum Physics
Alice and Bob share a state a|++> + b|-->, where the first qubit is Alice's and the second qubit is Bob's. Alice measures her qubit in the standard basis and sends the measurement outcome to Bob. If Bob wants his qubit in a|+> + b|->, what gate does he apply in the...
February 24, 2013 by qwerty

anatomy and physiology II
why does air move into the lungs? Bob Pursley answered this question for you earlier. See you previous post of the same question
July 13, 2007 by alice

physics
¬Calculate the period of oscillation of a simple pendulum of length 1.8 m, with a bob of mass 2.2 kg. What assumption is made in this calculation? (g = 9.8 m s - 2) If the bob of this pendulum is pulled aside a horizontal distance of 20cm and released, what will be the values ...
May 18, 2013 by Anonymous

Physics
A pendulum bob is released from some initial height such that the speed of the bob at the bottom of the swing is 1.9m/s. What is the initial height of the bob?
December 4, 2012 by Enno

Confidentiality of Health Information
Paula Patient doesn’t want her violent boyfriend to know she’s getting an abortion, so she asks Dr. Bob to send all communications to her to a post office box and to phone her only at work. What should Dr. Bob do, and what is the legal basis for your advice? If she tells Dr. ...
May 1, 2012 by Lerma

Health Care
Dr. Bob's computerized records are damaged by power surge. I am saying that Dr. Bob is at fault unless he had proper surge protection devices in place. My friend is saying that the record custodian, but not Dr. Bob wil be liable. HELP
October 21, 2008 by Debbie

health
Bob was given and exercise prescription for 3-5 METS for his home exercise program. He is currently walking, and at the fitness center using a treadmill, walking 3.2 mph up a3% incline. Bob weighs 70kg. is Bob exercising in his prescribed zone?
November 22, 2010 by kaden

physics
A certain pendulum with a 1.00 kg bob has a period of 3.50 s. What will happen to the period of the pendulum if the 1.00 kg bob is replaced by a bob with a mass of 2.00 kg? Explain your answer.
September 12, 2013 by Anonymous

physics
Suppose we have Bob the astronaut sitting without a space suit in a spaceship full of air on a mission to Mars. Bob is very fond of balloons and is holding on to a nice, big, red helium balloon via a piece of string. Bob is sitting facing the front of the spaceship. Mission ...
May 11, 2012 by Kay

Math
Consider a game where Ann and Bob play against each other in a dice game, Ann wins if her score is higher than Bob's, Bob wins if his score is higher or if the scores are the same. What is the probability of Ann winning? I calculated and got 1 - summation from 1 to 6 of n over...
March 18, 2012 by mary

science process
I don't no what I must do here: You observed something strenge. You noticed that your pet plant Bob is leaning toward the window in your room. He has been growing toward the window for some time and you wonder why he is doing that. 1.What process will you use to figure out why...
September 8, 2010 by Simone

CHemistry- For Dr.Bob
Hey Dr.Bob, I asked two days ago a question about a titration lab I had that you answered, but I still have one more question about that lab. Here's the lab summary: For my chemistry of solutions class, we had a titration lab where we titrated NaOH into an HCl + H2O mix. This ...
August 2, 2012 by Robert

chemistry to Dr. Bob
Balance the equation: Note: If a chemical species coefficient is "1" then "1" needs to be entered in the field before that species. MnO4– + H+ + C2O42– Mn2+ + H2O + CO2 I'm not exactly sure how to do this question..Help?
April 26, 2008 by rich

english
hey can u help me with punctuations are these correct> having problems with pronoun agreement. My answer are the end of each sentence. 1. Each of the boys washed (their his) dishes. His 2. Jane and (me I) are going to the store, Mom! Me 3. (We Us) and our friends signed ...
October 23, 2008 by ben

math
A pendulum bob swings 5.0cm on its first oscillation.On each subsequent oscillation the bob travels 2/5 of the previous distance. Find the total distance the bob travels before coming to rest.
May 3, 2012 by voytek

Physics
Bob and Bob Jr. stand at open doorways at opposite ends of an airplane hangar 25 m long. Anna owns a spaceship, 40 m long as it sits on the runway. Anna takes off in her spaceship, then swoops through the hangar at constant velocity. At precisely time zero on both Bob's clock ...
January 29, 2013 by Katie

Chemistry
Dr.Bob, Arrange these acids in terms of increasing acidity: CH3COOH, NH3+CH2COOH, CH3CONHCH2COOH According to my Chem textbook,NH3+CH2COOH has a low pKa value since both the COOH & NH3+ are protonated,so it is most acidic. CH3COOH is a weak acid, but I'm not sure about the N-...
April 10, 2012 by Meenaakshi

math
A pendulum bob swings 6.0 cm on its first oscillation. On each subsequent oscillation the bob travels 1/3 of the previous distance. Find the total distance the bob travels before coming to rest.
August 22, 2012 by John

Math
Bob was given and exercise prescription for 3-5 METS for his home exercise program. He is currently walking, and at the fitness center using a treadmill, walking 3.2 mph up a3% incline. Bob weighs 70kg. is Bob exercising in his prescribed zone? 1 MET = 3.5 mL of oxygen/kg of ...
November 22, 2010 by kaden

Chemistry-quick question
Can someone tell me the formula to convert -20 degrees C into Kelvins? K= C-273 WRONG BOB!! Here's the right answer kids: K = °C + 273.15 Please refrain from misleading these children.
May 16, 2007 by Christian

College Physics
Bob has just finished climbing a sheer cliff above a beach, and wants to figure out how high he climbed. All he has to use, however, is a baseball, a stopwatch, and a friend on the ground below with a long measuring tape. Bob is a pitcher, and knows that the fastest he can ...
September 18, 2011 by Nikki

Ethical Decision Making Case Study
Paula realizes that the medical record she is reviewing belongs to Bob, her best friend's fiance Paula learns that Bob has HIV. Paula knows her friend does not know of Bob's condition. What can Paula do without violating HIPPA?
November 26, 2011 by Tina

Physics
A pendulum bob with a mass of 0.4 kg is released from a position in which the bob is 20 cm above the low point in its swing. What’s the speed of the bob as it passes through the low point in its swing?
March 2, 2014 by Jennifer

Chem
Bob Pursley, With regards to a question posted by john on Tuesday, January 30, 2007 at 6:14am: How is it that you used 650 degrees C + 273 K when the question asks to presume it stayed gaseous down to 0 degrees C and to use this 0 degrees C for the answer? Don't mean to ...
February 4, 2007 by Si

chemistry (Pls Bob check for me)
A 0.5g of fuming h2so4 oleum is diluted with water. This solution is completedly neutralized by 26.7ml of 0.4N naoh. Find the percentage of free so3 in the sample The asnwer 20.6% My calculation h2so4= 98/2 = 49 so3= 80/2 = 40 26.7ml x 0.4N = 10.68ml - 0.01068L x/49 + x/40 (0....
March 24, 2013 by Fai

science
bob and sue are initially standing still on frictionless ice. bob weighs 500n . they push against each other and sue acquires an acceleration of 5m/s while bob acquires acceleration of 3m/s. what is sue mass
April 8, 2012 by dam

Chemistry- To Bob Pursleyy
I am having a hard time on how to get V in wavelength= h/mv If I multiply by mv then I get W(mv)=h Then I get Wmv=h I divide by Wm and get V=h/Wm ...but that doesn't seem to work. My other question is if I am using the correct values. W (wavelength or lamda)= 7.11x10^(-11)m h...
October 7, 2007 by Tammy

math
On May 12, Bob Campbell accepted a $5,000 note in granting a time extension of a bill of goods bought by Rick Ween. Terms of the note were 8% for 120 days. On July 8, Bob needed to raise cash and discounted the note at Rick’s bank at a discount rate of 9%. Calculate Bob’s ...
December 22, 2011 by Anonymous

Physics
A 3.3 kg pendulum bob hangs from a 2 meter string. It is pulled to the side, position A, so that the bob is 103 cm (h on the sketch) above the lowest position, position C. The bob is released and begins to swing. a) What is its potential energy after it has swung to position B...
March 12, 2014 by Monica

Business Finance
On May 12, Bob Campbell accepted a $5,000 note in granting a time extension of a bill of goods bought by Rick Ween. Terms of the note were 8% for 120 days. On July 8, Bob needed to raise cash and discounted the note at Rick's bank at a discount rate of 9%. Calculate Bob's ...
May 19, 2012 by Jessica

usiness finance
On May 12, Bob Campbell accepted a $5,000 note in granting a time extension of a bill of goods bought by Rick Wean. Terms of the note were 8% for 120 days. On July 8th, Bob needed to raise cash and discounted the note at Rick’s bank at a discount rate of 9%. Calculate Bob’s ...
August 31, 2012 by no name

question for DR.BOB
where are you helping from? I'm just curious
October 31, 2010 by Jazmin

physics
a pendulum consists of a wooden bob of mass m and length l. A Bullet of mass m1 is fired towards the pendulum with a speed v1.the bullet emerges out of the bob with a speed v1/3 and the bob just completes motion along a vertical line ,then v1 is?
April 11, 2012 by srikala

math
Joe and Bob manufacture bikes. Joe can make 12 bikes in 8 hours while Bob can make 12 bikes in 6 hours. Working together how many hours will it take them to make 12 bikes? Please explain showing steps so I can learn it. I don't just need the answer. Thanks! PS I originally ...
January 26, 2012 by Kelly

dr bob
dr bob - when you say plates out can I use the word reacts instead?
November 21, 2007 by sam

physics
Bob is driving 25 m/s and he turns a corner with a radius of 37 m. How much is Bob accelerating?
February 28, 2013 by Anonymous

Algebra
The sum of Eric and Bob's weights is 9 times greater than the difference of their weights. The positive difference of their weights is also 240 pounds less than the sum. If Eric weighs less than Bob, find Bob's weight. I am not sure at all how to solve this, especially how to ...
February 17, 2009 by Rachelle

physics
Believe it or not, a plumb-bob does not hang exactly along a line directed to the centre of the Earth! Determine how far off true plumb a bob hangs in Cape Town. In which direction is the deviation (north, east, south, or west)? How would your answer differ for a plumb-bob in ...
April 21, 2011 by joseph

acc 121
Bob is investing in a partnership with Andy. Bob contributes as part of his initial investment, Accounts Receivable of $80,000; an Allowance for Doubtful Accounts of $12,000; and $8,000 cash. The entry that the partnership makes to record Bob's initial contribution includes a...
June 3, 2011 by moe

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