Questions Asked on
October 25, 2014

college algebra
There were 39,000 desktop publishing jobs in the United States in 2000. It has been projected that there will be 64,000 desktop publishing jobs in 2010. (a) Using the BLS data, find the number of desktop publishing jobs as a linear function of the year.
asked by Jesse 
algebra
A piece of pottery is removed from a kiln and allowed to cool in a controlled environment. The temperature (in degrees Fahrenheit) of the pottery after it is removed from the kiln for various times (in minutes) is shown in the following table. Time, min
asked by Jesse 
Chemistry
Ammonium carbonate decomposes upon heating according to the following balanced equation: (NH4)2CO3(s)→2NH3(g)+CO2(g)+H2O(g) Calculate the total volume of gas produced at 24.0∘C and 1.02atm by the complete decomposition of 11.9g of ammonium carbonate.
asked by Elizabeth 
algebra
The rate at which water evaporates from a certain reservoir depends on the air temperature. The table below shows the number of acrefeet (af) of water per day that evaporate from the reservoir for various temperatures in degrees Fahrenheit. Temperature,
asked by Jesse 
algebra
A rental company purchases a truck for $14,500. The truck requires an average cost of $6.75 per day in maintenance. (a) Find a linear function that expresses the total cost C of owning the truck after t days. C(t) = 1 (b) The truck rents for $55.00 a day.
asked by Jesse 
Maty
Best Rentals charges a daily fee plus a mileage fee for renting its cars. Barney was charged $111.00 for 3 days and 300 miles, while Mary was charged $198.00 for 5 days and 600 miles. What does Best Rentals charge per day and per mile?
asked by Mary 
intermidiate algebra
Best Rentals charges a daily fee plus a mileage fee for renting its cars. Barney was charged $111.00 for 3 days and 300 miles, while Mary was charged $198.00 for 5 days and 600 miles. What does Best Rentals charge per day and per mile?
asked by Mary 
theory of interest
1.Two investments are made at the same time. The first consists of investing 1550 dollars at a nominal rate of interest of 7.9 percent convertible semiannually. The second consists of investing 1450 dollars at a nominal rate of interest of 7.9 percent
asked by ALBERT 
Calc
If the volume of a spherical balloon is changing at a rate of 10 cm3 /s, how fast is the surface area changing when the radius is 6.5 cm?
asked by Andie 
statistics
A random sample of 16 midsized cars tested for fuel consumption gave a mean of 26.4 kilometers per liter with a standard deviation of 2.3. (a) Assuming that the kilometers per liter given by all midsized cars have a normal distribution, find a 99%
asked by Angee 
Algebra
Line AB is parallel to line CD for A(4, 5), B(2, 3), C(x, 2), D(6, y). Find a set of possible values for x and y.
asked by Anonymous 
Chemistry
please HELP!! mass of magnesium chloride =.2 mass of chlorine in magnesium chloride =.1 A)moles of magnesium? B)moles of chlorine? C)moles of magnesium divided by the smaller number of moles? D)moles of chlorine divided by the smaller number of moles?
asked by Gina 
math
A researcher is interested in estimating the average salary of Police officers in a large city. she want to be 95% confident that her estimate is correct. If the standard deviation is $1050, how large a sample is needed to get the desired information and
asked by rowlene 
Math
A rental agency claims that the average rent that small business establishments pay in Suva city is $800. A sample of 10 establishments shows an average rate of $863. The standard deviation of the sample is $20. At alpha = 0.05, is there enough evidence to
asked by Anny 
Math
The Suva Energy Information Administration reported that 51.7% of homes in Suva were heated by natural gas. A random sample of 200 homes found that 115 were heated by natural gas. Does the evidence supports the claim, or has the percentage changed? (use a
asked by Krish 
Physics
For the remaining parts of this question use the following settings in "Uniform circular motion" mode. The initial angular velocity is 4.1 rad/s and the radius is 4.1 cm. (c) What is the speed of the object at a time t = 3.0 s after the simulation is
asked by G 
chemistry
if 8 moles of fructose are fermented and 320g of ethanol is obtained,what is the yield of the fermentation
asked by soffy 
math
A caterer prepares three times as many pizzas as she usually prepares for a large party. The caterer usually prepares 5 pizzas. The caterer also estimates that each party guest will eat 1/3 of a pizza. First write an expression that represents this
asked by kymy 
physics
What is the electric field intensity of a point 15cm from a charge 15microcoulomb
asked by favour 
chemistry
what is the freezing point of 0.05 M glucose(C6H12O6), 0.05 M NaCl, and 0.05 M MgCl2?
asked by rakesh kumar 
Chemistry
How many moles of magnesium are in Magnesium Chloride?
asked by Gina 
Math
Jamal lives 8 blocks from school. Bethany lives 3 times as far from school as Jamal . Michael lives 4 times as far as Jamal and Bethany combined . Write a number sentence that compares how far from school Bethany lives to how far from school Michael lives.
asked by Nnh 
statistics
Tasha examined the correlation between the weight and fuel economy of the 20 topselling cars. She observed that the coefficient of determination was 62.3%. For this data, the value of the correlation coefficient, r, is __________.
asked by Casey 
maths
A deck has 52 cards it has 13 in each type find the probability of getting a) a diamond card b) an ace card c) a red card d) a yellow card e) getting any card
asked by John 
math
What percent less than 45 is 25?
asked by Righteous 
Math
A tree is losing its trees. Two thirds fall off in the first week, two thirds of those remaining fall off in the second week, and two thirds off those remaining fall off in the third week. Now there are 37 leaves. How many leaves did the tree have
asked by Lucy 
statistics
given mean distance of 16 miles standard deviation of 8 miles with sample of 75 commuters what is probability of sample mean commute distance is greater that 13 miles Search instead for given mean distance of 16 miles standard deviation of 8 miles with
asked by alma 
JAVA PROGRAMMING
NEED HELP! I would like to create a class for finding the voltages of 1, 2 or even 4 batteries. The Class can be called BatteryVoltage with a default voltage value of 1.5 (AA Battery) Must allow the user to find the total voltage of batteries when
asked by JORDAN 
geometry
Quadrilateral Math has been dissected into squares. The area of the red square is 64 square units and the area of the blue square is 81 square units. Determine the dimensions and the area of Quadrilateral Math?
asked by Maria 
statistics
how do I find the correlation coefficient r? Jesse put the heartbeat and lifespan data into a statistical software program and found the coefficient of determination is 0.45. The value of the correlation coefficient is __________.
asked by Casey 
physics
a car accidently roll off a cliff. as it leaves the cliff it has a horizontal velocity of 13m/s.it hits the ground 60m from the shoreline. calculate the height of cliff.
asked by betlehem 
statistics
For a normal distribution (symmetrical), a value that is two standard deviations below the mean would be closer to which of the following? Select one: a. 89th percentile b. Third Quartile c. Third percentile d. Median
asked by Anonymous 
Math
Simplfy the following expression  3x + 5x + y+y+y I think the answer is 8x + 3y Would I be right? Thank You
asked by Matt 
Math
Is this a true statement? x+x+x+2+3=3x+5 I think this is could you tell me if I'm right? Big test comming! Thanks
asked by Nico 
physics
A 20 g fridge magnet is being held onto the fridge by a 0.9 N force. coefficient of kinetic friction is 0.3 . a. calculate the friction acting on the magnet. b. calculate the weight of the magnet c.the acceleration of the magnet. also, explain the
asked by sara 
physics
A 20 g fridge magnet is being held onto the fridge by a 0.9 N force. coefficient of kinetic friction is 0.3 . (please include an FBD when giving the solutions) a. calculate the friction acting on the magnet. b. calculate the weight of the magnet c.the
asked by Anonymous 
Physics
A block of mass 11.2 kg slides from rest down a frictionless 24.0° incline and is stopped by a strong spring with a spring constant 31.3 kN/m (note the unit). The block slides 8.90 m from the point of release to the point where it comes to rest against
asked by Serena 
music appreciation
3. When you hear a recurring melody in a programmatic piece like Symphonie fantastique, you're experiencing which of the following?
asked by milly 
chemistry lab
If a portion of your aspirin sample had broken down, how would that effect the total amount of base used? What would the effect be on the percentage of aspirin in your sample?
asked by jhon 
8th grade language arts
Which of the following best explains the difference between informative and explanatory text? a. Informative provides readers a sense of why something happens, while explanatory tells the order in which something happened. b.Informative provides a reason
asked by a girl from connexus 
Precalculus
An airplane flies 180 miles from point A in the direction 135° and then travels in the direction 240° for 90 miles. Approximately how far is the airplane from A? (Round your answer to the nearest whole number.)
asked by Anonymous 
precalculus
one section of a suspension bridge has its weight uniformly distributed between twin towers that are 400 feet apart and rise 90 feet above the horizontal roadway. a cable strung between the tops of the towers has the shape of a parabola, and its center
asked by tim 
math
Find the critical numbers of the function f(x) = x^{1/4}x^{3/4}.
asked by Leah 
math
Let f(x) = 3+4xx^{3}. Find the open intervals on which f is increasing (decreasing). Then determine the xcoordinates of all relative maxima (minima). 1. f is increasing on the intervals? 2. f is decreasing on the intervals?
asked by Anonymous 
Math
Which verbal expression represents the algebraic expression? (A) 2 times a number minus 6 (B) twice the difference between 6 and a number (C) 6 less than twice a number (D) twice the difference between a number and 6 I think it's A, am I right? Thank You
asked by Kyle 
Physics
A(n) 160 g block is pushed by an external force against a spring with spring constant of 1260 N/m until the spring is compressed by 11.8 cm from its uncompressed length. The compressed spring and block rests at the bottom of an incline of angle θ =
asked by Kristy 
Chemistry
How does BF4^ make tetrahedral structure. Because B have 3 outermost electrons. It may combine with three fluorine. But how is it combining with 4?
asked by Noor 
Physics
A 1200 kg car pulls a 510 kg trailer. The car exerts a horizontal force of 4040 N against the ground in order to accelerate. What force does the car exert on the trailer? Assume an effective friction coefficient of 0.160 for the trailer.
asked by Sandy 
Math
A typist can type 146 words in 100 seconds. At this rate, how many minutes and seconds would it take him to type 657 words.
asked by Nicki 
Lauren
Let f(x) = 3+4xx^{3}. Find the open intervals on which f is increasing (decreasing). Then determine the xcoordinates of all relative maxima (minima). 1. f is increasing on the intervals 2. f is decreasing on the intervals
asked by Anonymous 
Chemistry
For the complete combustion of 1.000 mole of ethane gas at 298K and 1 atm pressure, change in H= 1560 kJ/mol. What will be the heat released when 4.42g of ethane is combusted under these conditions?
asked by Kristi 
Chem
For a photon with = 730 nm, determine its speed, frequency, energy, and color. For frequency the formula would be v=c/lambda 3.00x10^8/7.30x10^7=2.19x10^14/s Speed c=(v)(lambda) C=(v)(lambda) C= (2.19x10^14/s)(1.37x10^6)=3.00x10^8 I got the
asked by Feather 
Math
A rental agency claims that the average rent that small business establishments pay in Suva city is $800. A sample of 10 establishments shows an average rate of $20. At alpha = 0.05, there enough evidence to reject the agencies claim? Assume that the
asked by Krish 
Math
Meg's pension plan is an annuity with a guaranteed return of 7% per year (compounded quarterly). She would like to retire with a pension of $20,000 per quarter for 15 years. If she works 31 years before retiring, how much money must she and her employer
asked by Robertta 
Precalculus
The rectangular box shown in the figure has dimensions 10" × 7" × 3" (a = 10, b = 7, c = 3). Approximate the angle θ formed by a diagonal of the base and a diagonal of the 7" × 3" side. (Round your answer to two decimal places.)
asked by Anonymous 
PreCalc/Trig
How would I solve this? x^2+10x+24=0
asked by BelovedAngel 
Criminal Justice/Report Writing
In the sentence, “The report was mailed to the officer,” the writer is using: A. the active voice. B. the passive voice. C. chronological order. D. first person. I am confused between A & B
asked by Pat 
Precalculus
A reconnaissance airplane P, flying at 11,000 feet above a point R on the surface of the water, spots a submarine S at an angle of depression of β = 21° and a tanker T at an angle of depression of α = 39°, as shown in the figure. In addition, ∠SPT is
asked by Anonymous 
Physics
A 66.0 kg base runner begins his slide into second base when moving at a speed of 4.4 m/s. The coefficient of friction between his clothes and Earth is 0.70. He slides so that his speed is zero just as he reaches the base. (a) How much mechanical energy is
asked by Caitlin 
Psychology
I chose the letter to match the following theories and descriptions. Could please correct me to see if I chose the correct letter to match? I am matching the following theories and descriptions with the letters. Freud's personality theory. Erikson's
asked by Sharon 
math
carol is baking cookies and needs 2 1/4 cups of flour, 2/3 cup of white sugar, 1/4 cup of brown sugar, and 1/16 cup of baking soda. use this information to answer the following questions 2. if the amount of white sugar were increased by a factor of 2 1/2
asked by kathy 
geomtry
1/5 (a+10)=3
asked by bre 
physics
To determine an athlete's body fat, she is weighed first in air and then again while she's completely underwater. It is found that she weighs 690 N when weighed in air and 36.0 N when weighed underwater. What is her average density?
asked by Kaley 
csci 120
Write a function that computes the balance of a bank account with a given initial balance and interest rate, after a given number of years. Assume interest is compounded yearly
asked by jaspreet 
physics
A Titan IV rocket has put your spacecraft in a circular orbit around Earth at an altitude of 230 km. Calculate the force due to gravitational attraction between the Earth and the spacecraft in N if the mass of the spacecraft is 2300 kg.
asked by peter 
Math
A solid sphere just fits inside a cube that has an edge length equal to the diameter of the sphere. The edge length of the cube is 5.8 cm. What is the volume of air in the cube to the nearest cubic centimetre?
asked by Anonymous 
PreCalc/Trig
Have i solved this correctly? x^2+3x28=0 (x+7)(x4)=0 x=7 or 4
asked by BelovedAngel 
Math
f(x)=3x^2x2 If x=2, what is f(x)? What point is on the graph of f? For the first question, I got 8. But, I'm having trouble understanding the second question.
asked by Anonymous 
Math
An igloo approximates a hemisphere, with an entrance tunnel that approximates half a right cylinder. The base of the igloo has diameter 4.0 m. The entrance is 0.8 m long; it has an external radius of 0.8 m and an internal radius of 0.7 m. Calculate the
asked by Anonymous 
Precalculus
A cruise ship sets a course N50°E from an island to a port on the mainland, which is c = 170 miles away. After moving through strong currents, the ship is off course at a position P that is N36°E and a = 90 miles from the island, as illustrated in the
asked by Anonymous 
Theories and issues in working with schoolage chi
Erik Erikson uses what mechanism to describe the stages in his psychosocial theory? A. Growth charts B. Problems C. Conflicts D. Levels
asked by Amanda 
PreCalc/Trig
How would I solve this one? I just can't get this one. 6x^2+11x35=0
asked by BelovedAngel 
math
2. sylvia has 6 1/2 boxes of chocolate to share at a family picnic. if she gives each person 1/3 of a box, how many people can receive chocolate? 13 17 19 21 3.which of these numbers is not rational? square root 3 0.25 1/5 square root 9 4. a student's work
asked by kthy 
math
how would you convert the repating nonterminating decimal to a fraction? explain the process as you solve the problem/0.1515... remember to show all of the steps that you use to solve the problem how would you convince a fellow student that the number 0.57
asked by kthy 
Math
a) One mould forms a sculpture that is a composite object comprising a right cylinder with base diameter 15 in. and height 3 in., and a right cone with the same base diameter as the base of the cylinder and a height of 9 in. Determine the volume of the
asked by Anonymous 
math
i don't get how to do this problem mrs. sue please help how would you convert the repating nonterminating decimal to a fraction? explain the process as you solve the problem/0.1515... remember to show all of the steps that you use to solve the problem how
asked by kathy 
math
2. sylvia has 6 1/2 boxes of chocolate to share at a family picnic. if she gives each person 1/3 of a box, how many people can receive chocolate? 13 17 19 21 3.which of these numbers is not rational? square root 3 0.25 1/5 square root 9 4. a student's work
asked by kathy 
Math
How do you solve each of these equations for the indicated value? I'm so confused on how to do it 1. ab=c, for a 2. 4y+6x=12, for y 3. y=1/2x10, for x
asked by Anonymous 
trig
simplify tan(17 degree)+sin(24 degree)+cot(73 degrees)+cos(66 degrees in(24 degree)
asked by Reda 
Math
Could you show me how to work through this problem? Show me steps Solve for s. Show all steps. –3s ≥ 18
asked by mstv 
Finance for Mgrs
a. Find the marginal tax rate for the following levels of corporate earnings before taxes: $11,000, $81,600, $304,000, $496,000, $1,300,000, $9/3 million, and $20.4 million b. B. Plot the average tax rates (measured on the y axis) against the pretax income
asked by Shirley 
phy111
14 Given that the mass and radius of Jupiter are respectively 1 90 1027kg and 7 15 104km, calculate the escape velocity from the surface of the planet
asked by hart 
idk
What are some similarities between humans and machines? @ms.sue
asked by somebody help i am new 
phy111
What is the orbital radius and speed of a synchronous satellite which orbits the earth once every 24h? Take G=6 67 10−11Nm2 kg2, Mass of the earth is 5 98 1024kg
asked by hart 
phy111
A ball of mass 50 g tied to the end of a 50 cm inextensible string is whirled around in a vertical circle. Find the tension in the string when the ball is at the top of the circle. Take g=10m s2
asked by hart 
Calculus (math)
A conical water tank with vertex down has a radius of 12 feet at the top and is 23 feet high. If water flows into the tank at a rate of 20 {\rm ft}^3{\rm /min}, how fast is the depth of the water increasing when the water is 12 feet deep?
asked by mariel 
phy111
An upward force of 1 2 104N acts on an elevator of mass 2 0 103kg. Calculate the acceleration of the elevator. Take g=9 8ms−2
asked by hart 
phy111
The resultant of vectors A and B has a magnitude of 20 units.A has a magnitude of 8 units, and the angle between A and B is 40o. Calculate the magnitude of B
asked by hart 
chemistry
If you wanted to produce 0.25 L of CO2 gas (at STP), how many grams of sodium bicarbonate would I need to use? Acetic acid is in excess. (IT IS ASSUMED YOUR ANSWER IS IN g NaHCO3 so you do not need to include that in your answer.)
asked by Ali 
chemistry
If I used 0.100L of 0.83 M HC2H3O2 (aq) (0.83 mol per 1 L of solution), how much carbon dioxide would be produced? (IT IS ASSUMED YOUR ANSWER IS IN L CO2 so you do not need to include that in your answer.)
asked by Ali 
Chemistry
If I used 24.6 g of of 0.83 M HC2H3O2 (aq) (0.83 mol per 1 L of solution), how much carbon dioxide would be produced? (IT IS ASSUMED YOUR ANSWER IS IN L CO2 so you do not need to include that in your answer.)
asked by Ali 
physics
A ball is dropped from the top of a building. The balls fall 3 times farther during its last second of freefall than it did during its third second of freefall. The ball fell 4.9 meters during its first second, how tall is the building and how much time is
asked by hi 
phy111
A monkey in a perch 20 m high in a tree drops a coconut above the head of a zoo keeper as he runs with a speed 1.5 m/s beneath the tree actually intending to hit the toes of the zoo keeper, how early in seconds should the coconut be dropped by the monkey
asked by hart 
physics
the 5.0 kilogram block shown below is accelerated from rest across a wood floor (coefficient kinetic friction 0.22) by a 40 N pulling force for 3.0 seconds What us the blocks final velocity/speed? I am not sure what force i am supposed to calculate??
asked by Sanda 
Math
On a forward summer salt dive, a diver's height, h meters above the water can be modelled by the equation h(t)=2.9(t0.6)^2+4.8 where t is the time in seconds after the diver leaves the board A) determine the height above the water the diver is before he
asked by Brody 
math
2. sylvia has 6 1/2 boxes of chocolate to share at a family picnic. if she gives each person 1/3 of a box, how many people can receive chocolate? 13 17 19 21 3.which of these numbers is not rational? square root 3 0.25 1/5 square root 9 someone please help
asked by kathy 
math/probability
The probability of car accident is 1in 50 in a year,what is probability in a car accident over a 5year period
asked by wa 
math/probability
If u pick one card from each of 5different decks,what is the probability that you will pick at least one spade
asked by wa 
Chemistry
The volume of a gas is 17.7 mL at 41◦C and 0.819 atm. What will the volume be at 16◦C and 0.996 atm? Answer in units of mL
asked by Lek 
Calculus/pretrig
Write the formula for the discriminant. State the types of roots for a quadratic equation, explaining how the discriminant helps you determine the type.
asked by Anonymous 
phy111
What is the orbital radius and speed of a synchronous satellite which orbits the earth once every 24h? Take G=6 67 10−11Nm2 kg2, Mass of the earth is 5 98 1024kg
asked by hart 
Physics
In a football game, a quarterback (G), hit simultaneously by two linebackers, experiences horizontal forces of 412 N [27.0° W of N] and 478 N [36.0° N of E]. Determine the net force of the quarterback.
asked by Han 
Fundamental engineering principles
A car traveling at 108 km hr1 deceleration uniformly from 108 km hr1 to 72 km hr1whilst covering 200m.it continues at this reduced for 150m before slowing down uniformly to rest over a distance of 225m. Draw the velocitytime diagram and use it to
asked by Anonymous 
Calculus
400 feet of fencing is to be used to enclose four adjacent pieces of land. What dimensions will produce the largest area?
asked by Rick 
math
ms.sue help asap 1. which exponent makes the statement true? 1/5^9 =5^? 9 9 1/9 1/9 2. y^5*y^14 = 2y^19 y^60 y^19 2y^60 3. w^12/w^18 w^30 w^30 w^6 w^6 4. using the numbers 3,2, and 4 which of these problems would have a solution of 4? 4*2^3/2^3
asked by kathy 
math
can you help me graph the inequality f> equal to 4 on a number line ? ms.sue please help
asked by kathy 
College Algebra
Find an equation of the line that is tangent to the circle x^2 + y^2 = 25 at the point P(−3, −4).
asked by Ashton 
College Algebra
Suppose a major league baseball player has hit 7 home runs in the first 16 games, and he keeps up this pace throughout the 162game season. (a) Express the number y of home runs in terms of the number x of games played. (b) How many home runs will the
asked by Ashton 
Math
Im still confused on how to solve these equations for the indicated value. 1. ab=c, for a 2. y=1/2x10, for x
asked by Anonymous 
math/limits
lim (squar(14+y)squar(14))/y y>0 Find limit if there is one.
asked by Morgan 
math/limits
lim {x3}/(x^29) x>3 ( I used {} to show absolute value) Find the limit if there is one.
asked by Morgan 
physics
A motorcycle has a mass of 1000 kg. The motorcycle is slowed from 50 km/hr to a stop in 5s. What is the net force causing the deceleration?
asked by sagrario 
Physics
Three charges are placed at the vertices of an isosceles triangle as shown in the figure. If q = 5.00 μC, calculate the electric potential at the midpoint of the base of the triangle. Also calculate the electric field vector at the same point due to the 3
asked by Bella 
science
How many grams of CaO must be added to 50.0 mL of water to make the temperature increase from 25.0 ¡ÆC to 48.81 ¡ÆC? The reaction is CaO(s) + H2O(l) ¡ê Ca(OH)2(aq)  ¥ÄH = 83.7 kJ Assume the heat capacity of the solution is the same as pure water
asked by Any 
science
what is the different between escape velocity & orbital velocity ???
asked by Nazmul Hoque 
8th grade; English
Which of the following best explains the difference between informative and explanatory text? a. Informative provides readers a sense of why something happens, while explanatory tells the order in which something happened. b.Informative provides a reason
asked by Amarachi 
chem
Suppose an e in an H atom has a transition from n = 3 to n = 2. a. Determine the energy of the released photon. i set it up like this Ei=Rh/3^2 Ef=Rh/2^2 (Rh/9)(rh/4)=4rh+9rh/36=/rh+4rh/9/ this part why does it go to rh+4rh? But then I got the
asked by Feather 
Science HELP!
The body's reaction to information is to send these to the brain. A. Neurons B. Impulses C. Dendrites D. Synapse Is the answer B? Thanks
asked by Anonymous 
math
8x1=55
asked by Anonymous 
Science HELP!
The part of the brain that controls movement and balance is the A. Cerbrum B. Cerebellum C. Brain stem D. Frontal lobe Is the answer B? Thanks
asked by Anonymous 
Chemistry
How many grams of chlorine gas must react to give 4.82g of BiCl3? 2Bi(s)+3Cl2(g)→2BiCl3(s) My answer was wrong/please review and tell me where I went wrong. 4.82g BiCl3*1mol BiCl3/215.33g BiCl3*3 mol Cl2/2 mol Bicl3* 70.9g Cl2/1 mol Cl2=6.50 g Cl2
asked by Loretta 
Science HELP!
When diving into water, it is important to look before diving to avoid (blank)damage your nervous system. A. Deep water B. Underwater hazards C. living creatures D. Water toys Is the answer B? Thanks
asked by Anonymous 
Math
The data shows the total number of employee medical leave days taken for onthejob accidents in the first six months of the year: 16, 7, 23, 9, 25, 16. Find the standard deviation.
asked by Anonymous 
Physics , Pls help
A space station consists of two donutshaped living chambers, A and B, that have the radii shown in the figure. As the station rotates, an astronaut in chamber A is moved 2.06 x 102 m along a circular arc. How far along a circular arc is an astronaut in
asked by S 
Economy, management, corporate governance
1. Identify some of the major Institutional Investors that own portfolios in major corporations. What are their expectations? Are there any patterns to the ways in which these institutions invest? Explain and discuss. 2. Has any institution in which you
asked by moni 
Criminal Justice/Report Writing
When a number of different witnesses provide descriptions of the suspect, it is considered: A. acceptable for speed and brevity to combine multiple descriptions into a composite description. B. good investigative tactics to combine multiple descriptions
asked by Pat 
Precalc
If Theta= 7pi/6; then cos(Theta) is...
asked by Jane 
Chemistry
Which of the following reactions are spontaneous (favorable)? A. DHAP > glyceraldehyde  3  phosphate ΔG=3.8 kJ/mol B. C2H4+H2 > C2H6 ΔG=150.97kJ/mol C. C4H4O5 > C4H2O4+H2O ΔG=3.1 kJ/mol D. Lmalata + NAD + > oxalocacetate + NADH+H^+
asked by whit 
second degree equation word problem
A theater that is rectangular in shape seats 720 people.The number of rows needed to seat the people would be 4 less if each row held 6 more people.How many people would then be in each row?
asked by rick 
Science
I have a solid dissolved in water, both the same temp, and when it's put in the temperature drops. I have the heat capacity it of the solution, and need to the molar heat of the solution of the solid that was dissolved. Right now I've got: Mass of water x
asked by Ned. 
Physical Education help
The part of the brain that controls movement and balance is the A. Cerbrum B. Cerebellum C. Brain stem D. Frontal lobe Is the answer B? Thanks
asked by Anonymous 
ChemistryHelp Dr. Bob
How many mL of Carbon Dioxide gas at STP are produced from the decomposition of 4.50g of Ferric Carbonate? This is How I tried to solve it..... 4.50g Fe12(CO3)3* 1 molFe2(CO3)3/291.72g Fe2(CO3)3* 3 mol CO2/1 mol Fe2(CO3)3* 22.4L CO2/1mol CO2* 1000ml of
asked by Loretta 
Physical Education help
When diving into water, it is important to look before diving to avoid (blank) that could damage your nervous system. A. Deep water B. Underwater hazards C. Living creatures D. Water toys Is the answer B? Thanks
asked by Anonymous 
Physical Education help
The body's reaction to information is to send these to the brain. A. Neurons B. Impulses C. Dendrites D. Synapse Is the answer B? Thank you
asked by Anonymous 
chEMISTRY
Before investigating the scene, the technician must dilute the luminol solution to a concentration of 4.00×10−2M . The diluted solution is then placed in a spray bottle for application on the desired surfaces. How many moles of luminol are present in
asked by LIO 
Math (sigma stuff!)
Hi! Looking to find n∑k=1 8(k/n) (n is supposed to be on top, k=1 below the sigma sign)in closed form. I've tried doing 8*[(n(n+1)/2)/n], and that didn't seem to work. I'm not sure if I'm supposed to do anything with the n or if it might be an issue with
asked by Mia 
Physics
A cannon ball is fired horizontally with velocity of 15m from the top of a cliff 90m high.after how many seconds will it hit the foot of the cliff(a)time (b)at what distance from the foot of the cliff will it strike.
asked by Anonymous 
Chemistry
If 0.200mol of nitrogen gas and 0.200mol of oxygen gas react, what is the limiting reactant? N2(g)+O2(g)→2NO(g) How many moles of NO are produced according to the equation? Please show how to perform this equation with the answer please.
asked by Tonya 
Power Transmission
A 24.000 tooth gear turns at 120.000 rpm and drives a 60.000 tooth gear. Calculate the rpm of the second gear. Is it 48.000
asked by Barry Morgan