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science(chem) Dr.Bob Question from before

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science
Dr bob, can you check my reply to chem question from andy thanx

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 ...

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.

science(chem) Dr.Bob Question from before
I'm doing an experiment and I'm supposed to have neutral basic and acid samples of solution. I just wanted to make sure that I knew which was which. (If I'm incorrect, please correct me) Acid: 0.7ml 10% H2SO4 + 0.7ml 10% Na2WO4(sodium tungstate) Basic: 0.7ml NaOH + saturated ...

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

chem
no typeo dr bob... the question reads.. 0.788g/cc

Gen Chem II
Thanks for the information Dr. Bob. Would you be able to work it out so that I can actually see the steps with the numbers and follow from there. The question was on Vitamin K from Sunday at 2:44pm which you answered at 3:45pm. Thanks again. I am looking to get a tutor since I...

English
Bob: Look at that terrible painting! (Amanda steps backward and gives Bob a puzzled look.) Amanda: Why don't you like it? I think it's quite creative. Bob: It's just squiggles and spots. I can't make any sense out of it. Amanda: It's a abstract art, Bob. It's meant to show ...

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

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.

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.

Bob Pursley/ Dr.Bob!!!! please help!!!!! CHem!!!!
What is the molality of the solution when you have 48.2 % by mass KBr aqueous solution ? Show each conversion step

question
two friends bob and ralph, ate at a restarunt together. bob paid for himself and ralph paid for himself. Bob spend 3 dollars more than ralph. the total bill was 52.24 dollars how much did bob pay?

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, ...

science
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 ...

Physics
Bob starts spinning his hammer at a rate of 2.00 rad/s^2. At the same time, he starts running towards Jim at 4.00 m/s^2. The distance from the end of the hammer to Bob's elbow is 1.20 m. If Bob takes 3 seconds before he launches the hammer at Jim, what is the resultant ...

Health
Dr. Bob is preparing to operate on Sally for an immediately life-treatening condition. just before the begins the operation, he discovers that she is 17 years old. Her parents, with whom Dr. Bob has never discussed the operation, are in the waiting room of the hospital. What ...

Dr BOB 222
Thanque mr bob for answering my question.......

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 ...

science
the string of pendulum is 2.0 m long,the bosy is pulled sideway so that the string becomes horizontal and the bob is released what is the speed with which the bob is released ?what is the speed with which the bob arrives the lowest piont?

science thanks dr bob
last one thanks dr bob why are nuetrons easier to use for nuclear bombardment than alpha or beta particles

Advice...about chemistry degree Dr.Bob
Based on the question topic posted by Britney below titled:In your opinion (your answer to this reminded me of something) (I posted the same thing there but I thought it was improper to piggyback on that post so I posted this under a new topic) I don't know where to start but ...

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...

Chem Dr. Bob Plz
Dr. Bob, I just did a home lab with citric acid and sodium bicarbonate and had to put them in cups and measure before and after.. I put 1.02g of sodium bicarbonate in a cup with water and stirrer (54.66g) then added .77g of citric acid and supposed to add up total mass (56.45g...

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. ...

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...

health information
De. Bob is preparing to operate on sally for an immediately life-threatening condition. just before he begins the operation,he discovers that she is 17years old.her parents,with whom DR.Bob has never discussed the operation,arein the waiting room of the hospital.using this ...

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

Billing and coding
Dr. Bob is preparing to operate on Sally for an immediately life-threatening condition. Just before he begins the operation, he discovers that she is 17 years old. Her parents, with whom Dr. Bob has never discussed the operation, are in the waiting room of the hospital. Using ...

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. ...

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. ...

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. ...

Legal Aspects of Health Info
dr. Bob is preparing to operate on Sally for an immediately life-threatening condition. just before he begins the operation, he discovers that she is 17 years old. Her parents, with whom Dr. Bob has never discussed the operation, are in the waiting room.Using this scenario, ...

confidentiality of health information
Dr. bob is preparing to operate on sally for an immediately life threatening condition. just before he begins the operation, he discovers that she is 17 years old. her parents, with whom dr. bob has naver discussed the operation, are in the waiting room of the hospital. using ...

Confidentiality of health information
Dr. Bob is preparing to operate on sally for an immediately life-threatening condition. Just before he begins the operation, he discovers that she is 17 years old. Her parents, with whom Dr. Bob has never discussed the operation, are in the waiting room of the hospital. using ...

medical
dr. bob is preparing to operate on sally for an immediately life-threatening condition. just before he begins the operation, he discovers that she is 17 years old. her parents, with whom dr. bob has never discuss the operation, are in the waiting room of the hospital. using ...

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

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 ...

SCIENCE/CHEM
Dr Bob Is it true that only TWO molecules of water are required to balance the equation for the reaction of HCL with Calcium Hydroxide.(calcium chloride is the other product....why??? Thanks andy

Dr. Bob
Dr. Bob, can you please tell me if I did my chem questions right... they have been sitting down there all day and all i need is someone to check if they are right please and thank you

science Dr. Bob /Pursley
this is the chart we were given S = empty square 13 columns Question which elemnts are classified as metals. K S S S S S J S S F S S S S S S S S S D S S R S S S S S S

science
tThe bob of a pendulum swings through a circular arc of constant radius. At what point of the swing does the cord holding the bob exert the greatest entripetal force on it?

science
why are bricks burnt in kilns they arnt burnt, they are baked, it increases the hardness and water resistasnce over just letting them sit and dry. Bricks are ceramics. They have to get to a high temperature before the silica in the bricks melts and bonds together to make it ...

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

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-...

physics
A metal Bob of mass0.6kg is attracted to the end of a string of length1m.the Bob is whirled in a horizontal circle with a uniform speed of12m/s.what is the centripetal force acting on the Bob .if the speed of the Bob is5m/s Calculate the tension of the string.?

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?

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?

physics
A pendulum with a bob of mass 30g is lifted to height of 5.00cm above its lowest point and allowed to fall so that collides elastically with a block of mass 20g that rests on a smooth horizontal floor. The block stops 5 seconds after the collision. Assuming no sound is ...

chem 1010
Thank you for your help Dr.Bob

Physics
At a low point of its swing, a pendulum bob with a mass of 0.20kg has a velocity of 4.0m/s. (a) What is its kinetic energy? (b) How high will the bob swing above the low point before reversing direction?

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 ...

Science Urgent
i know i post this question before but i really need help on this question which have a higher value, iron-containing minerals or feldspars? Why? please help this is my last question i need to answer

Dr.Bob => Can you see the post down the pg by me
I'm trying to post this again..(assuming you didn't see the one below) I posted a question yesterday. I was hoping to catch you before you left on your getaway. =D

physics
At a low point in its swing, a pendulum bob with a mass of 0.2kg has a velocity of 4m/s. Ignoring air resistance, how high will the bob swing above the low point before reversing direction? Please explain and show work.

Science
What changes occur to the uterus during a female's monthly menstrual cycle? What can be a hypothesis for this question? (Explain) I know you had given me a website before, but I DID A HYPOTHESIS FOR THIS QUESTION NOT THE ANSWER FOR THE QUESTION. `THANKS♥

chem
Dr Bob please answer below

Chem
Why wont you answer my previous q Dr. Bob? D:

Chem Help!
I need help answering this question? Weather balloons are only partially inflated before they are released into the atmosphere. Why is that?

science(chem)
What is Zimmerman Reagent made of? (I know it is acidic b/c I was told after it burned a hole in my jeans) acid? You must mean Zimmermann-Reinhardt reagent (79 g MnSO4, 100 mL of concentrated H2SO4, and 200 mL of concentrated H3PO4, diluted to 1 L) Zimmerman reagent is equal ...

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...

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 ...

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 ...

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 ...

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...

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...

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...

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...

chem
i had posted this question about a week ago and had gotten help from bobpursley(thank you so much btw) but i was showed how to do it using an equationa and now when im studying for the test i realize i need to be able to make a conversion factor to solve it. so heres the ...

Physics
At the low point in its swing, a pendulum bob with a mass of 0.2 kg has a velocity of 4 m/s What is the Kinetic at the low point? and Ignoring air resistance how high will the bob swing above the low point before reversing direction?

science
A simple pendulum of length 1 metre has a bob of mass 100 grams.It is displaced through an angle 60 degree and then released.Calculate the speed of the bob when the pendulum passes through the mean position.

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" ...

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 ...

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 ...

Chem Dr Bob
So your saying that sulphuric acid is used to test lead in water?

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 Receive from billy bob?

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 ...

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.

chem - br bob is this right
What is the pH of a solution prepared by adding 4.000 grams of NaOH to a 50.00 mL of a buffer that is 2.00 molar both in acetic acid and sodium acetate? (Assume final volume is still 50.00 mL) * chem - DrBob222, Wednesday, April 21, 2010 at 10:52pm * chem - phil, Wednesday, ...

chem-Bob
What pressure (atm) is exerted by a column of ethanol 65.0 cm high? The density of ethanol is 0.789 g/cm3 and 9.8m/s2 as your gravitational constant. mass*gis the weight of the column density*h*area*g= weight density*h*g= pressure Thanks for your help Bob. The answer i got is ...

science
Response to Dr. Bob So in the investigation the sunlight would be the controlled variable. the water would be the dependant variable.From my previous question?

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 ...

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 ...

chemistry
Thank you Dr.Bob for your speedy reply-I also tutor in other subjects, but chem. is my nemesis.

math
Bessy has 6 times as much as Bob, but when each earns $6, Bessy will have 3 times as much money as Bob. How much does each have before and after earning the $6? How do you set up the equation?

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...

physics
Alice ((7.500x10^1) kg) and Bob ((8.5x10^1) kg) are standing at rest on friction free ice. Alice pushes Bob causing Bob to accelerate at (2.300x10^0) m/s^2. What is the magnitude of Alice’s acceleration?

science(chem) Dr.Bob Question from before
The only reason I asked about the balance is that most analytical balances in use in schools weigh to the nearest 0.1 mg although that may have changed since I retired. There are semi-micro balances that weigh to 5 places and micro-balances that weigh to 6 places but those ...

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.

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 ...

Math
Hello! Here is a question. Marry is twice as old as Jhon and half as old as bob.ln 22 years time bob will be twice as old as John.find marry's age.

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?

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?

Statistics
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 poulation would score higher than Bob? Lower than Bob?

statisitics
ľ 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?

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?

chemistry
Dr Bob, Thanks for your help. Ihad googled for 3 hours before asking you. For future reference, if anyone asks this question again, 10th grade chemistry, I found a video on You Tube that makes it easy to understand. It is, The Sci Guys, Ph indicator, acid-base indicator. ...

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 ...

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 ...

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. ...

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