Questions Asked on
April 20, 2010

Chemistry
given the true molar masses of CuSO4 and H2O how could you find the exact formula of the hydraye from your experimental data. Find the Value of X in the Formula CuSO4x XH2O
asked by Alex 
Physics:upward acc of earth
If the Earth's gravitational force causes a falling 93 kg student to accelerate downward at 9.8 m/s2, determine the upward acceleration of the Earth during the student's fall. Take the mass of the Earth to be Mearth = 5.98 x 1024 kg. Answer in units of
asked by HELP ME!! 
Chemistry
I don't know if i am solving for the number moles of NaI correctly, i multiply .21 by 1.67, is that incorrect? i know that to solve this you have to find the limiting reagent, but i think the problem might be that i am solving for moles wrong. If 210 mL of
asked by Tokey 
chemistry
What volume of .200M NaOH will be required to react completely with 32 mL of .15M HNO3
asked by joe 
12th grade agebra 2
find all real roots: x^46x^2+8=0 and the other polynomial is: 8x^3+1=0
asked by anna 
Chemistry
45.0 ml of 9.0x10 the negative 2m hno3 I am needing the steps to help solve the above chem equation
asked by Help 
calculus
simply the summation of (2/n)(2i/n)
asked by Jake 
math.algebra1
How would I simplify The spare root of 10(x+3)^3 * the spaure root of 18(x+5)^5
asked by michelle 
math
If I use the method of completing the square on 3w^24w+1=0 How would I solve??
asked by I need some explaining 
Physics
A model airplane is tethered by a wire. How could you calculate the tangential speed of the airplane if the line breaks?
asked by Yasmn 
algebra
How would you simplifyy 6\spuare root of 3  spuare root of 10
asked by michelle 
COM220
need to incorporate statistics,graphs and illustrations
asked by demjon 
AED 201
Write a 200to 300word response to the following: Assume you are a teacher who would like to address a technology issue at your school. Many of the studnets' textbooks provide Web links for engaging enrichment activities. Each classroom has five
asked by Rayna 
computers
Create a spreadsheet listing the three computers, computer specifications, and cost. Show the cost benefit of each computer.
asked by missy 
Calculus
If a ball is thrown vertically upward from the roof of 32 foot building with a velocity of 112 ft/sec, its height after t seconds is s(t)=32+112t–16t2 . What is the maximum height the ball reaches?What is the velocity of the ball when it hits the ground
asked by Jery 
PHYSICS
A 74 kg adult sits at one end of a 8.5 m long board. His 35 kg child sits on the other end.Where should the pivot be placed so that the board is balanced, ignoring the board's mass?
asked by JP 
Chemistry
In photosynthesis, plants form glucose and oxygen from carbon dioxide and water. Calculate Delta S at 15 degrees celsius.
asked by FannySmyth 
business
It is a problem about the joborder costing used by a law firm.
asked by Elena 
english
1. You have to feed the baby with water sometimes. 2. You have to feed water for the baby sometimes. 3. The baby must have peed. You have to change the diaper. The diaper is wet. Will you bring a new diaper? 4. The baby gave out dung. Bring me a baby
asked by rfvv 
Gr. 10 Math
Evaluate each expression for the given value(s) of the variable(s). 2x^2  3xy + 4y^2 for x=2, y=1 My Answer: (2(2^2))  (3*2*1) + (4(1^2)) = 10 Text Book Answer: 18 Please help. Am I doing something wrong? I redid the expression 3 times and still got
asked by John 
application
sir I m applying for a jab n there i have to submit a note "why i m interested in this job"so plz help me out to draft a note as above
asked by richa 
calculus
use the calculator to find theta with a line threw it to the nearest tenth of a degree if theta degree
asked by Anonymous 
physics
when an impulse is given to a particle, momentum is transferred from an external agent to that particle. What do they mean by external agent what is really an impulse beside saying that its a change in momentum
asked by phys 
calculus
Find the derivative r '(t) of the vector function r(t).
asked by Mike 
Chemistry
If 45.3 mL of liquid CS2 and 7.62 L of gaseous O2 measured at STP are reacted stoichiometrically according to the balanced equation, how many milliliters of liquid CS2 remain? CS2(l) + 3O2(g) > CO2(g) + 2SO2(g) Molar Mass (g/mol) CS2 76.143 O2 31.998
asked by Lisa 
math
There is a vertical asymptote at x=2, and a horizontal asymptote at y=3. Construct a suitable rational function f(x).
asked by Iva 
Maths
Get Rich Quick Investments LTD offers 2 investment schemes. Scheme 1: Earn 6.5% interest per year, compounded monthly. Scheme 2: Earn 6.45% interest per year, compounded daily. An investor reasons that Scheme 2 should be the best because its interest rate
asked by Ana 
Physics (mechanics)
There are two parts for this questions... "When a bowling ball collides with the pins, the momentum of the bowling ball and the pins is conserved." Give the assumptions and conditions for this statement. Compare the effect on the collision between the
asked by Eddy 
GEOGRAPHY
the central location of india at the head of the indian ocean is considered of great significance?????????????????
asked by tanya 
english
n which one of the following sentences does the verb agree with the subject? A. The book that explains the plays is on the shelf. B. There is a million reasons why I shouldn’t go. C. Who is the people in the photograph? D. Here is the reasons we can’t
asked by chris 
chemistry
find the mass of solute needed. 3.0 liters of 2.0 M NaOH. or 500ml of 1.5 M NaCl?
asked by joseph 
Programming C++
#include #include { clrscr(); int first_value; int second_value; long result; print f("enter your first value:); scanf("%d",&first_value); printf("enter your second value:); scanf("%d",&second_value:); result=first_value+second_value; printf("the sum of
asked by Maryam 
english
The events of the plot are designed to reveal the author's point of view. arouse and satisfy the reader's curiosity. portray the personality of the main character. distract the reader from guessing the ending.
asked by ballamoney1 
science
If water boils does it transmit energy
asked by Anonymous 
MB0039
Select and briefly describe two corporate ads that you have seen recently which you feel are effective. Explain how they benefit the company
asked by bipin 
science
why are natural languages not suited for programming of computers?
asked by Ralph 
5th grade
does water boil transmit energy
asked by Anonymous 
Statistics
12% of voters in a recent election voted on the greens candidate, if 10 people were randomly selected what is the probability that exactly 4 people voted for the green candidate.
asked by Matt 
chemistry
If 4.05 g of methane gas (CH4) is introduced into an evacuated 1.40 L container at 53°C, what is the pressure in the container?
asked by kristen 
English
Can you help me rephrase a few lines taken from The General Prologue to the Prioress Tale? Thank you very much. 1) "Her way of smiling was very simple and coy. Her greatest oath was only "By St.Loy" 2) Rephrase: Her smile was simple and timid (?)Her
asked by Franco 
Chemistry
List the amino acid side chains that can accept H+ and those that can donate H+ during enzyme catalyzed reactions. I have lysine, arginine, and histidine as acceptors and serine, threonine, and tyrosine as donators. Could someone just tell me if those are
asked by Holly 
chemistry
Calculate enthalpy change of reaction for the combustion of gaseous ethanol. C2H5OH + 3O2 >> CO2 + 3H2O. Using standard molar enthalpies of formation. C2H5OH 235.3 ( it's negative sign) CO2 393.5 H2O 241.8 (1) Calculate the enthalpy change of reaction
asked by Alex 
english
please help me with the question:find a mistake in the following sentence: The labor unions met with the management board all the night in order to avoid a strike. I know the mistake is " all the night". it should be all night. ButI don't know the reason.
asked by hong 
business
Consider the wide spectrum of business organizations, ranging from gigantic corporations to working at home
asked by Anonymous 
biology
Rank these from largest to smallest, bacteria, organelle, cell, atom, virus, protein, molecule
asked by Ashley Evans 
chemistry
If 4.05 g of methane gas (CH4) is introduced into an evacuated 1.40 L container at 53°C, what is the pressure in the container?
asked by kristen 
college  computers in operation managment
It’s lunch time and you’re at Subway. You would like to get a 6” sub sandwich and a beverage for sure and are deciding whether or not you would also like soup and/or a cookie. You only have $13 on you. You also have certain nutritional requirements
asked by Diceykid10 
english
Describing a character's luxurious style of dress is an example of creating character through sympathy. appearance. speech. imagery.
asked by ballamoney1 
english!!
In The Birds, what is the weather like during the autumn before the attack, and what does this signify? The cold autumn signifies that nature is frequently harsh and dangerous. The cold autumn signifies that winter follows autumn. The mild autumn signifies
asked by ballamoney1 
chemistry
if 25.0 ML of 15M nitric acid is diluted to 125 mL, what is the concentration of the new solution?
asked by julie 
English
1.Which sentence below contains a dangling modifier? I threw the newspaper in the waste basket after I read the editorial. After I read the editorial, I threw the paper away. After reading the editorial, I placed the newspaper in the waste basket. After
asked by christopher 
PHYSICS
WHAT ARE THREE THINGS ARE REQUIRED TO PRODUCE VOLTAGE? THESE THREE THINGS ARE THE FUNDAMENTALS OF HOW AN ELECTRICAL GENERATOR WORKS.
asked by PHYSICSHELP 
Pathology
How does the AIDS treatment and resources to the public impact the delivery of health care services?
asked by Meeka 
chemistry
What mass, in grams, of sodium hydroxide (NaOH) is produced if 20 grams of sodium metal(Na) reacts with excess water?
asked by Anonymous 
maths
I am divisible by 8 and by 9. I am a three digit multiple of 10. I am between 200 and 700. What am i?
asked by victoria 
chemistry
what volume of CO2 would be formed if 84.2 g of calcium carbonate decomposed according to the following equation: CaCO3> CaO+CO2
asked by kyle 
English
Question 2 Identify the correctly punctuated sentence below. Bill was disguised in the photograph, therefore, his wife failed to recognize him. Bill was disguised in the photograph therefore, his wife failed to recognize him. Bill was disguised in the
asked by christopher 
Physics
A motorist drives along a straight road at a constant speed of 60 m/s. At time t = 0 she passes a parked motorcycle police o±cer. The o±cer takes o® after her at t = 0 and accelerates according to the formula a(t) = bt, where t is the time and b is a
asked by Jason 
Chemistry
What is the product of a grignard reaction of bromotoluene and co2 as starting materials?
asked by Jay 
English
I need a problem with the topic on online learning vs. traditional learning. What is the solution? The justification?
asked by Mary 
business
making a good impression is vital, since we tend to form an opinion in about
asked by elizabeth 
Calculus
Find parametric equations for the tangent line to the curve with the given parametric equations at the specified point. x=4cos(t) y=4sin(t) z= 10cos(2t) (2sqrt2,2sqrt2,0)
asked by Mike 
Math
The curves r1 = < 3t, t2, t3 > and r2 = < sin(t), sin(5t), t > intersect at the origin. Find their angle of intersection, è correct to the nearest degree. è =
asked by Mike 
physics
Near the surface of the Earth, a startled armadillo leaps vertically upward at time t = 0, at time t = 0.5 s, it is a height of 0.98 m above the ground. At what time does it land back on the ground?
asked by Jason 
english
how do i cite Stephen Kings online essay "Why We Crave Horror Movies"
asked by brice 
eth 125
I have rewrote this paper 3 times my fellow classmate keeps telling me it is not in APA format. Can someone please point out what needs to be fixed. I am completely confused now and ready to give up. Your help would be wonderful. Here is the paper...
asked by brandi 
math
A student claims that if a fair coin is tossed and comes up heads 5 times in a row, then, according to the law of averages, the probability of tails on the next toss is greater than the probability of heads. What is your reply?
asked by crystal 
math
One card is selected at random from an ordinary set of 52 cards. Find the probability of each of the following events: d. A jack is not drawn would the answer be:48/52 since you subtract 4 from 52 for the four jacks and simplify to get 12/13 or do you say
asked by crystal 
english
7.Sneezing spreads colds. Present participle Gerund Infinitive Past participle 8.He suggested taking the A train. Infinitive Present participle Gerund Past participle 9.Just imagine being there! Present participle Gerund Past participle Infinitive 10.
asked by christopher 
English
2. This modifier illustrates the rule that adjectives of two syllables vary. If the word ends in y, change the y to i and add er, est endings. Otherwise, some twosyllable adjectives take er, est endings. Others take more, most and less, least.
asked by christopher 
College Algebra
what is (f0g)(3)if f(x)=1/2 and g(x)=4/x I am getting 3/2 am I corect
asked by John 
college
expects dividends paid to increase by 9.50 percent for the next two years and by 2 percent thereafter. If the current price of TwoStage’s common shares is $10.40, then what is the cost of common equity capital for the firm? (Omit the percent sign in
asked by Anonymous 
English
What word does not belong? Intimidating Scary Fear Approachable I told my friend Intimidating does not belong. She said Approachable. Who is right?
asked by Anonymous 
English
This is set up for my interview class and I just need some help .. please and thank you. You are encountered with a guest who is upset and clearly has a complaint.. what do you do? & You see a coworker receiving food without paying for it.. what do you
asked by Bailey 
math
a math professor is thrown off the matthews bridges, height 240ft, by a disgruntled calculus class with an intitial upward velocity of 10ft/s a) assumign the acceleration dude to gravity is 32ft/s^2,find the macimum height of the professor. b) find the
asked by miley 
Spanish
What is the translation for this poem? I have to fill in the blanks but I can't even translate it. If you can help I'd truly appreciate it. Here's the poem: En la 11. ___________ te llamé. De la oscuridad me llamaste. Reconocí tu 12. ___________.
asked by Ebonee 
English
Can you check if the following sentences are possible in English? Thank you very much in advance for your invaluable help. 1) The barons received lands (or land) from the king. 2) The land was held by the vassals. 3) In the medieval mind (?) there was also
asked by Franco 
Chem
Hi! I need help with this problem, also I was wondering what kind of problem is this... limiting reactant?calculate the mass of hydrogen cyanide that could be produced by the complete reaction of 500.0 g of ammonia, 700.0 g of oxygen and 400.0 g of methane
asked by Anonymous 
Chemistry
Use VSEPR theory to predict the molecular geometry around either carbon atom in acetylene, C2H2. The Answer is linear. How do you figure out the answer is linear? I know you draw the lewis structure but when I drew it I thought the answer would be
asked by Danielle 
English
1.the subject of the sentence is first person, then the verb must be in what form? third person second person fourth person first person Question 2 Verbs indicate what? location punctuation history time Question 3 Verbs may also indicate what? use date
asked by christopher 
history
6. Do you find it curious that Budinot, an educated and highly assimilated Cherokee, would argue for removal in the name of preserving the Cherokee people? What does he fear if the Cherokee remain? What does this say about his attitude towards his own
asked by rei 
history
Prior to the "democratizing" of politics during the age of Jackson, presidential candidates were usually chosen by a
asked by rei 
Chemistry
Why would potassium no longer appear in the equation of a net ionic equation with KIO3 being the oxidizing agent?
asked by Teel 
history
fill in the blank Henry IV of france was a member of the family or house of _____________ which now became the rulng dynasty of france. is it planganet?
asked by jerson 
physics
A bungee jumper with mass 63.5 kg jumps from a high bridge. After reaching his lowest point, he oscillates up and down, hitting a low point eight more times in 40.0 s. He finally comes to rest 28.5 m below the level of the bridge. Calculate the spring
asked by Anonymous 
Math (URGENT)
Solve. 4(1^2) = ? My calculator says its 4 I got +4 Help Please.
asked by John 
8th grade
if x=5, y=4 and z=3 solve x squared (3x8y)
asked by curt 
social studies
explain three ways the Byzantine Empire influenced later civlizations, including russia
asked by kassie 
math
what is the unit rate of 2 for $4.98
asked by Joe 
math
what is the prime factorization of 96
asked by Joey 
math
a math professor is thrown off the matthews bridges, height 240ft, by a disgruntled calculus class with an intitial upward velocity of 10ft/s a) assumign the acceleration dude to gravity is 32ft/s^2,find the macimum height of the professor. b) find the
asked by piper 
Math
Joe invested $12,000, part at 6% interest and part at 8% interest. In the first year he earned $860 in interest. How much was invested at each rate? Answer _____________
asked by Amanda 
health
How might incorporating a fitness plan and a balanced diet positively affect your well being?
asked by Henry 
physics
A fisherman's scale stretches 3.5 cm when a 2.1 kg fish hangs from it. I know that k=590 N/m and f=2.7 Hz. How do I find the amplitude of vibration if the fish is pulled down 3.2 cm more and released so that it vibrates up and down? Please help!
asked by Anonymous 
English
Which sentence contains a shift in number? The lake contained garbage that flows through the storm drains. He couldn't refuse when offered another helping of dessert; sometimes you just can't resist! His book was returned to the bin, and then Johnny
asked by christopher 
math
what is the compliment of 35 degrees
asked by Joey 
college algebra
if y=kx/square root of w find k when y=4 x=12 and w =4 I have an answer of 16/3 aia believe that the correct answer is 2/3 am I right.
asked by Jake 
college algebra
f(x)=4x/x2 what is the vertical asymptote I have a possible answer of x=2
asked by Jake 
science
Why are some protists able to move faster than others?
asked by john 
college algebra
if f(x)=4x/x2 what is f(3) possible answer would be f(3)=12 is this correct
asked by Jake 
math
what is a ratio that is simplest from: 14 to 16
asked by malik 
engineering
surgery successful 0.91 and continued health 0.85 are the probability of two outcomes for a patient given surgical for a possible condition.what is the probability of positive outcome (surgery successful or continued health). here are the option a.0.12
asked by srai 
maths
The width of a rectangular photograph is 5cm more than the height. The area is 80cm squared. Find the height of the photograph.
asked by nabiha 
MATH
WHAT IS 5pi/16 IN DEGREES?
asked by YAJI 
Gen chemistry
What is the hydronium ion concentration of an acid rain sample that has a pH of 3.45?
asked by asasa 
history
Compare Matrilineal and Patrilineal Cultures
asked by kassie 
physics
A pendulum clock was moved from a location where g=9.8152 m/s^2 to another location where g=9.7959 m/s^2. During the move, the length of the clock's pendulum did not change; nevertheless, the clock lost accuracy. Assuming the clock was perfectly accurate
asked by Anonymous 
English
1.Establishing credibility involves what? assuring the audience that what you are arguing for is for the general good, a widespread issue or problem, one that they may share with you citing authorities on the subject who support your point wholeheartedly
asked by christopher 
Chem
am having trouble understanding this redox rxn.....tell me if i classify it correctly... 2K + Cl2> 2KCl oxidized is Cl is the recducing agent reduced is K is the oxidizing agent
asked by pete 
math
The capacity of a 1cm cube is 1mL. How many 1cm ice cubes would you need ti melt to fill a 1.5L jar?
asked by vanessa 
9th grade
who is prince henry and what did he do???
asked by jessica 
statistics
we developed a 95% z confidence interval for the mean BMI of women aged 20 to 29 years, based on a national random sample of 654 such women. we assumed there that the population standard deviation was known to be 7.5. in fact the sample data had mean BMI
asked by steven 
College Chemistry
Calculate the electrode potential of a copper halfcall containing 0.05M Cu(NO3). E^0 Cu2+/Cu = 0.337 V
asked by L** 
math
could someone pls help? what transformations must be applied to the graph of y=sinx to obtain the graph of y=sin(x+150 degrees) + 3. state domain for one cycle and state the range.
asked by deborah 
Trigonometry
Verify the identity. sin2x/cosx + sinx = 2sinx Solve for all values of x: 6cos2x7cosx3=0 If f(x)=cos1/2xsin2x find the value of f(pi)
asked by . 
reading
what problems did amelia earhart have
asked by michaela 
chemistry
i figured out the shape of this elements. Are the correct or wrong? A)CS_2 Linear B)BrF_4{} Square Planar C)ICl_3 T shaped D)CIO_3{} Square Planar E)SeO_3 Planar Triangular
asked by nnn 
English
A good topic for a paper on online learning lack of intercation.
asked by Mary 
chemistry
which on of them are polar and non polar? PBr_3 SO_3 AsCl_3 ClF_3 BCI_3 Cl is chloride
asked by nnn 
Physics
A vibrating 1000hertz tuning fork produces sound waves that travel at 340 meters per second in air. Points A and B are some distance from the tuning fork. Point P is 20. meters from the tuning fork. 1. If the waves are in phase at point A and B, what is
asked by Priscilla 
Physics
At the surface of a freshwater lake the air pressure is 1.0 atm. At what depth under water in the lake is the water pressure 3.8 atm?
asked by Max 
sewing
Base the answers to Questions 1–3 on the following information: Ms. Troy would like you to make a copy of an outfit that she owns and really likes—a sleeveless dress with a shortsleeve jacket. She has selected a lilac linen fabric that comes in 36in.
asked by kat 
sewing2
please help me i need help on these qestions ive tried doing them even asking others for help but no one seems to understand them.... Ms. Troy would like you to make a copy of an outfit that she owns and really likes—a sleeveless dress with a
asked by katherine 
sew
6. You plan to attach a flat 1/2in. button to a garment. The size of the buttonhole should be A. 1/2 in. B. 5/8 in. C. 1 in. D. 3/8 in. 7. You're sewing a child's nylon jacket. You notice the fabric frays easily. Which would be your best buttonhole
asked by izzy 
math
madison square garedn in new york city is built in the shape of a circle. its diameter is 404 ft and it accommodates 20,234 spectators, the nearest tenth of a square foot, how much area is there for each spectator... please help i am confused...thank you
asked by Katherine 
PHYSICS
A 16 kg block slides down a 30 degree frictionless incline where it is stopped by a strong Hook's Law spring at the bottom. The spring constant is k = 9.8 x10^4 N/m. If the block slides 9 m from the point where it was released (from rest) to the point
asked by Jason 
6th grade math
7=25m; m my answer key says 1 but I don't know why it would be that. Can you explain?
asked by Xavier 
sewing2
Mrs. Shotto was once one of your regular customers, but she hasn't asked to have any garments made in approximately one year. You note she has lost weight. She would like you to make her a special silk blouse to replace a favorite blouse that has worn out.
asked by katherine 
Physics
A Canada goose floats with 26.1% of its volume below water. What is the average density of the goose?
asked by Max 
sew
6. You're repairing an armhole seam in a turtleneck used primarily for skiing. The stitching has come loose because of the extra arm movement. What type of hand stitch do you use? A. Backstitch B. Slipstitch C. Running stitch D. Blind stitch 7. If your
asked by izzy 
math
jake spent 3/8 of his money on a book and 1/2 of what was left on a magazine.he now has $6.25. how much money did he start with? please help me i am confused... thank you :)
asked by Katherine 
math
there are 30 students in math class.12 belong to the computer lab,and 8 belong to the photography club. 3 belong to both clubs. how many belong to neither?? please help i am confused thank you..... :)
asked by Katherine 
social studies
Who were some of the French explorers who came to North America?
asked by autumn 
2nd grade
there are 16 children in room a. there are 11 children in room b. can they make 2 equal teams? How many children would be on each team?
asked by sydney 
calculus
evaluate the intergral using substitution ingergral[(x^2e^3x)/(x^3e^3x)^2]dx
asked by keisha 
calculus
Find the local max/min points for the function y=x^2 * e^x
asked by Anonymous 
HIM
Describe several features of an Health Information Management job in the next 7 years?
asked by Carol 
calculus
c(t) = t^3 * 2^(t/2) Find the initial concentration c(0) at time t=0 min. Finds the maximum concentration of the dye sand the time when this occurs.
asked by Anonymous 
calculus
Given the population functuon P(t)= 50/ (1 + 4e^(.1t) , fine the maximum rate of growth for this population where t is measured in days. What is the actual population at this time.
asked by Anonymous 
calculus
Find the value of x where Y= 5^2x * e^(3x^2) has a horizontal tangent. Is this point a Max, Min or plateau?
asked by Anonymous 
chemistry
consider the electrolysis of molten AlCl3 what must the current be in amps if you need to obtain 25.0 grams of aluminum in 5.00 min
asked by Sanaa 
maths
The width of a rectangular photograph is 5cm more than the height. The area is 80cm squared. Find the height of the photograph.
asked by nabiha 
calculus
The manager of a large apartment complex knows from experience that 100 units will be occupied if the rent is 350 dollars per month. A market survey suggests that, on the average, one additional unit will remain vacant for each 7 dollar increase in rent.
asked by stuck 
home economics
okay so i have these 4 questions that i have no clue about...i asked my mom and aunts but they don't make clothes so im stuck on these 4 question i would appreciate if you could please help me 7. You're sewing a child's nylon jacket. You notice the fabric
asked by josh 
Music
PLEASE HELP ME WITH THIS!!! GIVE ME A WEB LINK OR SOMETHING GOOD!!! what is being stated in the last long stanza (the third one) of the lyric "If I Ruled the World.!!!!"
asked by Troy 
calculus
Differentiate and do not simplify. y= e^( sq.rt x) + e^3  2^(3x1)
asked by Anonymous 
maths
solve h(x+5) = 80 as a quadratic
asked by nabiha 
social studies
What title did the islams use for their highest learder?
asked by Brittany 
3rd grade
I am less than 100. The sum of my digits is 4. Half of me is an odd number.
asked by Skyshun 
maths
solve h(x+5) = 80 as a quadratic
asked by nabiha 
algebra
I was wondering what the answer to this is. (x7)3 3 means it is cubed i workedit out but i was wondering what it might be.
asked by justin 
math
what is an example of associative propety of addition
asked by malik 
calculus
DETERMINE THE EQUATION OF THE NORMAL LINE TO THE CURVE Y=2^(1/X) AT THE POINT WHERE X=1.
asked by Aliza 
Algebra 1
How would you solve the problem (w  2)^2 ???? So far I've gotten w^22w*24 Where do I go from here? Have I even gotten what I have right? I understand when I'm with my teacher, but as soon as I got home, I was a little lost. So any help would be great!!
asked by Cecilia 
math
if almonds cost $3.79 for 6oz and that = 4/3 of a cup. how many oz are in 1/2 of cup
asked by adrienne 
geometry
Write the converse of this statement. If two angles are both obtuse, the two angles are equal. Converse: i don't get this please explain
asked by Anonymous 
math
Jen collects stamps. The first month she added 25 stamps. Six months later, she doubled in number to a total of 98. How many stamps did she have to start with.
asked by malik 
eth 125
I have my paper dine but for some reason my class mate is telling me that the APA is incorrect, would some one be a dear and look over my paper and tell me if I did the APA right? Here is my paper Ethnic Groups and Discrimination: German Immigration Your
asked by brandi 
probability
If you were to spin a spinner that had eight equal parts labled 18 three times what is the probability that all three numbers are (3 or greater than five)?
asked by lucky 
physics
Suppose an occlusion in an artery reduces its diameter by 22%, but the volume flow rate of blood in the artery remains the same. By what factor has the pressure drop across the length of this artery increased?
asked by ryan 
Science
Someone gives you an unknown mineral. You can scratch it with quartz but not with feldspar. What is the mineral's approximate hardness?
asked by Shamaree 
English
Could you possibly please tell me if everything is OK in the following sentences? Thank you very much in advance. 1) There was an elegant Prioress. Her name was Madam Eglantine. She had a simple and timid smile. 2) Her strongest oath was by St Loy, the
asked by Franco 
social studies
what is culture?
asked by shakti 
College Chemistry
Calculate the electrode potential of a copper halfcall containing 0.05M Cu(NO3). E^0 Cu2+/Cu = 0.337 V College Chemistry  DrBob222, Tuesday, April 20, 2010 at 5:19pm E = Eo  (0.0592/n)log[(Cu)/(Cu^+2)] Substitute 2 for n and 0.05 M for Cu^+2 and 0.337
asked by L** 
Finance
Suppose you are considering two investments, stock A and stock B. The beta of A is 1.20, and the beta of B is 0.80. Stock A has an expected return of 12% and Treasury Bills are yielding 3%. If the two stocks are fairly prices, what's the expected return on
asked by Bob 
chemistry
Convert 50 ppm NaCl to molarity of NaCl
asked by SID 
scientist
is a snail a mammal ,birds,amphibibians,reptile,fish,invertebrates
asked by stephen durant,jr 
English
PLEASE HELP ME WITH THIS!!! GIVE ME A WEB LINK OR SOMETHING GOOD!!! what is being stated in the last long stanza (the third one) of the lyric "If I Ruled the World.!!!!"
asked by Jimmy 
MathAlgebra
What similarities and differences is there between functions and linear equations
asked by Anonymous 
math
Argus company makes three products: A, B, and C. Each unit of A costs $4, each unit of B costs $2, and each unit of C costs $1 to produce. Argus must produce at least 20 As, 30 Bs, and 40 Cs combined. Minimize Argus's costs
asked by brittney 
Math
I don't get what the problem is asking? "Which of the following shows the next step using the least common denominator simplify 7/8  5/6?" there's 4 answers, A. (7/8 x 3/3)  (5/6 x 4/4) B. (7/8 x 4/4)  (5/6 x 3/3) C. (7/8 x 5/5)  (5/6 x 7/7) d. (7/8 x
asked by Lea 
MathAlgebra
What similarities and differences is there between functions and linear equations
asked by Anonymous 
reading
the dolphin is often called a fish. it is really a mammal that lives in the sea. the dolphin must come to the surface to breathe. it can stay underwater six minutes before returning for air. often refferred to as the ''prankster of the sea,'' the dolphin
asked by Astasia 
reading
I studied my history lesson. should the H in history should be captilized or not?? need answer thank you.
asked by mirecale 
math
Simplify: y(y+5)
asked by Wes 
Math
express 53 as the sum of 4 or less perfect squares please help me solve, thanks!
asked by Packy 
American Literature
I have to write a report on Mark Twain. I'm not suppose to write his biography. I'm supose to write about his works, achievements, impact on his readers, society, american literature, etc. I haven't been able to find too much, because the internet just
asked by Jennifer 
chemistry
How much heat is absorbed by a 2000 kg granite boulder as energy from the sun causes its temperature to change from 8°C to 26°C?
asked by reily 
Algebra
Is there an instance when a linear equation is not a function?
asked by Anonymous 
math
Wich pattern below is a nonlinear ? 2,4,6,8,10 1.1.4.9.16 2.5.5.5,8.5,11.5,14.5 3,7,11,15,19 HELP!
asked by ashley 
chemistry
P (atm) V (L) n (mol) T 5.08 (Fill in) 2.00 141 degress C i need to fill in the volume PLEASE HELP. THANKS
asked by carson 
2nd grade
home work paper says: On the back:cut out a letter. make a motion pattern on the back. I am clueless please help.
asked by eric 
Marketing
The manager of the aluminum recycling division of Environmental Services wants a survey which will tell him how many households in the city of Seattle, Washington, will voluntarily wash out, store, and then transport all of their aluminum cans to a central
asked by Lee 
5th grade
name at least two suspensions
asked by anna 
business
how is human information system maintainede at a reserve bank?
asked by jasnita 
Finance
You are considering two equally risky annuities, each of which pays $5,000 per year for 10 years. Investment ORD is an ordinary (or deferred) annuity, while Investment DUE is an annuity due. Which of the following statements is CORRECT?
asked by meakie 
business management
Global Reader is a 5 year old Ecompany that grew from $1 million in sales in the second year to $8 million in sales. They have created the industry’s first portable book reader that provides any book in four major languages. They have manufacturing
asked by tee 
Psychology
what are four social structure factors that contribute to family problems
asked by Ronda 
Math
I've been taught by my math teacher that pi = 22/7. Is that true?
asked by Someone 
art 101
Realism by 1860 had lost its political meaning and became also known as
asked by allen 
math
wich is another way to write x+x+x+x? a.4x b.4+x c.4* d.x4
asked by michael 
French Conjugation
How do you conjugate tenir and jeter? and what would the passe compose be? Thanks!
asked by Skye 
Math
The Relatioship between x and y is y=5x + 18 How does the value of y change when x increses form 1 to 4? a. y increase by 15 b. y increase by 3 c. y decresases by 3 d y dercreased by 15 Help Prettty Pleassseee !
asked by Emily 
Math
I am confused by this problem. Divide and simplify. g^7/g^4. Divide and unite the expression using positive exponents. My answer is: g^(7)*g^(4) g^(74) g^11 1/g^11 Is this correct?
asked by B.B. 
chemistry
How many moles are in 1,000,000,000 molecules of H2O2?
asked by sonisha 
4th grade
What generalizations can you make about the temperature that is read on the thermometer and the heat index?
asked by L R 
11th grade Social Studies
I was wondering what three thought provoking, open discussions could be that is related to President Wilson's 14 points and World War I might be? Do you have any ideas what I could do? My teacher is asking us, because the questions we write will be used
asked by Dana 
HMS 230
What method of ethical oversight (such as a code of ethics, an ethics advisory board, oversight by the board of directors, or an ethics audit) would you suggest for Acre Woods Retirement Community as described in the case study in Appendix D?
asked by Chelle 
chemistry
In pure water at 25 degrees Celsius, what are the concentrations of the products.
asked by Unknown 
Math
An article (N. Hellmich. "'Supermarket Guru' Has a Simple Mantra,” USA Today, June 19, 2002, p. 70) claimed that the typical super market trip takes a mean of 22 minutes. Suppose that in an effort to test this claim, you select a sample of 50 shoppers at
asked by Statistics baby 
social studies
i need help on writing a essay of how the Titanic reflects three of the concepts of classicism(proportion, humanism and idealism. include a clear description of each concept. please help me i'm blank and i have to write a 7501000 words. i don't knnow were
asked by dellaine 
Chemistry
HelpI'm really confused If you have an equation where H is positive + OH negative and reaction arrows go both wayswith H2O as product, what type of reaction is this and why either neutralization,hydrolysis,decomposition or esterification Thank you very
asked by Celia 
AED 201
Many U.S. citizens believe that parents and students must have the right to school choice. Others, however, believe school choice creates greater stratification and segregation among public schools. For example, some argue strong schools have better
asked by Rayna 
calculus
differentiate and do not simplify: Y=e^ sq.rt x + e^3  2^(3x1)
asked by Aliza 
Chemistry
When HCl(aq) is exactly neutralized by NaOH(aq), the hydrogen ion concentration in the resulting mixture is a. always equal than the concentration of the hydroxide ions b.sometimes greater and sometimes less than the concentration of the hydroxide ion c.
asked by Julia 
chemistry
What is the Lewis Dot Diagram For Castor Oil?
asked by Kim 
calculus
I am confused on how to write this function as an exponential function having a base 10: P(t)= 50e^(0.5t). The answer in my textbook is: P(t) =50(10)^(t/4.6)
asked by Ted 
geometry
what are the roots of the quadratic x^2+7x+6=0
asked by khyra 
Geometry
how do you find x for:
asked by Sam 
chemistry
a student needed 1000 ml of a 0.10 buffer of ph 4.0. calculate the amount of sodium acetate and acidic acid needed for this solution
asked by bay 
English
.the subject of the sentence is first person, then the verb must be in what form? third person second person fourth person first person Question 2 Verbs indicate what? location punctuation history time Question 3 Verbs may also indicate what? use date
asked by christopher 
trig
how come you get different answers if you take different paths in trigonometry? (when you choose to use sin, cos or tan)
asked by Isabelle 
math
For which table(s) of values in Exercises 39–42 is the relationship linear? Tell how you decided. Write the equation for each linear relationship. x 5 10 15 20 25 30 y 20 30 40 50 50 50 I understand this is not linear function but what is it asking me to
asked by Alex 
arts
The Mesopotamian's had a generally pessimistic view of life. How do the arts of their civilization reveal this? Use at least one example to illustrate your points. What other features of this culture does the art reveal?
asked by Anonymous 
Math
I am to express the following using a positive exponent. Then I have to simplify the expression. Do not evaluate. 9^2. Here is my answer: 9^2=1/81. Is this correct? Thanks.
asked by B.B. 
biology
How can the level of pain you feel very if a stimulus causes an allornone response?
asked by Nikki 
Math
Why did King Kong eat a truck?
asked by Di 
Finance
If my checking account pays 3.4 % interest, how much would I earn per month if I maintain a $24,000.00 balance?
asked by Anonymous 
U.S. History
Who benefitted more from the compromise of 1850, the north or south?
asked by Claire 
chemistry
Assuming that 1 gram of aspirin dissolves in 450 ml of water at 10°C, how much aspirin would be lost in 40 ml of water added to the reaction mixture if the mixture were at 10 °C during filtration?
asked by bobby 
Math
What is the area and perimeter of a quadrilateral that has a width of 4m and length of 14m
asked by Jacob 
calc
How do you find the derivative of: ln(3x^2 + x  1) I know the derivative of lnx is 1/x
asked by Ted 
Calculus
Solve for x where 12^x = (4)8^2x
asked by Ann 
Calculus
If log base a * b = 1/x and log base b * sq.rt a = 3x^2 show that x=1/6.
asked by Ann 
Chemistry
What is the OCN bond angle in OCN? Why is the answer 180 degrees?
asked by Danielle 
Chemistry
Which group of the periodic table of elements forms only 1+ ions? Answer is group 1A. Why?
asked by Danielle 
Physics
A sphere of radius 20 cm and mass 1.2 kg rolls without slipping down a 30 degree incline that is 10 m long. a) Calculare the translational and rotational speeds of the sphere when it reaches the bottom. Assume it starts from rest, and first solve for each
asked by Alley 
math probability
One card is selected at random from an ordinary set of 52 cards. Find the probability of each of the following events: d. A jack is not drawn would the answer be:48/52 since you subtract 4 from 52 for the four jacks and simplify to get 12/13 or do you say
asked by crystal 
geometry
determine whether each pair of figures is similar
asked by lexandria 
Ion Charge & Formulas of Ionic Compounds
Can you please take a look at my questions. Thank you very much. 1.classify the law of definite proportions. In specific proportions, A type of compound always contains the same elements. Is this good? Any other info would be greatly appreciated. 2.how do
asked by Sara 
geometery
if the perimeter of a parallelogram is 132cm the longest possible length of a diagonal is less then ?
asked by hannah 
biology
what is the process by which organisms maintain a relatively stable internal environment?
asked by Nikki 
Chemistry
How many grams of NH4Cl must be added to 250ml of .2M NH4OH in order that the solution shall have a pH of 7.2?
asked by Johnny 
chemistry
Determine the volume of H gas needed to react completely with 5.00 L of O to form water ?
asked by Anonymous 
Emac Computer
Say if you put a password on a emac computer and then forgot about it, how do you unlock it? Is there any way to bring up that password?
asked by Anonymous 
physical science
If a 500lb piler driver is raised to a height of 12 feet then dropped how much work was done on the pile driver in raising it?
asked by tee 
chemistry
the kingdom animalia includes
asked by domenique 
math
The sale of lawn mowers t years after a particular model is introduced is given by the function y=5500 ln(9t+4), where y is the number of mowers sold. Hoe many mowers will be sold 2 years after a model is introduced? Round the answer to the nearest whole
asked by sefako 
math
A rectangular prism with a base area of 38 sq in & height of 9 in is filled to the top with water. The water is poured into fish tank that is 21 in by 8 in and is 10 in tall. How high is the water in the fish tank?
asked by Jordan 
Business Operations
It was a little past 9:00 on a Monday morning when Jeff Baker walked into your office with a box of donuts. He offered you one as he sat down. This didn’t strike you as odd since members of the staff often brought donuts or kolaches to pass around the
asked by Anonymous 
Chemistry
what is the balanced equation of: Combination reaction: Li2O(s)+H2O(l)>(?) I know what a combination reaction is but I don't know how to do it when it is complex like this one.
asked by Louis 
Ion charge & formulas of ionic compundsDrBob222
These are the other questions: I'll start from Number 1. 1. I have to write down the symbol for the following ions: a sodium = Na b chloride = CL c sulfate = S d ammonium = ? would it be NH4? e chromium (II) = Cr f chromium(III) = Cr 2. write the
asked by Sara 
chemistry
What is the change in energy, Delta E, in kilojoules per mole of hydrogen atoms for an electron transition from n=5 to n=2?
asked by Anonymous 
Physics
A diver can reduce her moment of inertia by a factor of about 3.5 when changing from a straight position to a tuck position. If she makes two rotations in 1.5s when in the tuck position, what is her rotational speed (rot/s) when in the straight position?
asked by Bella 
chemistry
calculate the number of atoms of N in .75 moles N2 and in 40g of N2O.
asked by Amy 
Geometry
A coin of radius 1 cm is tossed onto a plane surface that has been tesselated by right triangles whose sides are 8 cm, 15 cm, and 17 cm long. What is the probability that the coin lands within one of the triangles?
asked by Eunice 
Science
A plastic block has sides that measure 4 centimeters, 2 centimeters, and 3 centimeters. Its mass is 19.2 grams. Predict whether the block will float in water. Will it float in olive oil?
asked by RJ 
6th Grade: English Language Arts
Can you give me a way to remember ALL of the parts of speech. Can you tell me what they are and mean? Tommorrow is my Finals. Please Answer. xoxo, O.S.
asked by Oyshey Shopon 
Economy
why will export growth remain bright for U.S.
asked by Annie Burns 
DrBob222
I really want to know what this symbol means ^. I haven't learned about it at all. Does it mean squared or something?
asked by Sara 
college
0.10 moles HCOOH (formic acid) and 0.02 moles HCOONa (sodium formate) are dissolved in a liter of water. what is the resulting pH solution?
asked by Anonymous 
Calculus
Estimate the area under the graph f(x)=3x^3 + 5 from x=1 to x=5 using 12 mid points? I got the right answer for using 6 mid points but what mid points would I use for 12?
asked by Z32 
math
math professor is thrown off the matthews bridges, height 240ft, by a disgruntled calculus class with an intitial upward velocity of 10ft/s a) assumign the acceleration dude to gravity is 32ft/s^2,find the macimum height of the professor. b) find the time
asked by piper 
medical law and ethics
You are a health care professional working in a large office. Your administrator has asked you to prepare a poster summarizing the public duties of the physician as specified by law. The poster will be set up in the waiting room and will have a heading "We
asked by Missy 
DrBob222Questions
Can you please check these for me. Thank you very much in return:) For Al2(SO4)3 you gave me Aluminum ion and Sulfate ion. These are the rest: CaCl2 = Calcium ion and Chlorite ion Na2O = Sodium ion and Oxygen ion AgCl = silver ion and chlorine ion Na3PO4
asked by Sara 
Calculus
n(t) = 800/ (1 + 39e^t) Where n is the number of students who have heard the rumour as a function of time, t, in days. What is the student population of the school? How long will it take for the rumour to reacglh half of the school's population? What dat
asked by Ann 
biology
Carbon monoxide blocks the transport of what by hemoglobin in the blood?
asked by Nikki 
French
Can you proofread this French homework for me? Dans le film “Les sousdoués,” la majorité des personnages ont des traits qui sont sympathiques et des traits antipathiques. Mais deux personnages ont des traits qui sont plus extrêmes ou plus forts,
asked by A 
Calculus
Solve for x: Lnx= 5 I am stuck on this simple qusetion, i know the answer is .01, but I donr't know how to get it. Thanks!
asked by Danielle