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Greg

Questions (307)

Which of the following best explains why trade among the colonies flourished?The different regions specialized in different
1. 1 answer
2. 1,292 views
Which answer best expresses some of the issues related to economics that are listed in the Declaration of Independence?Cutting
1. 1 answer
2. 1,413 views
Using a graphing calculator and the concept of differentials determine the values for x when 1/(1+3x)^5 is approx = to (1-15x)
1. 2 answers
2. 423 views
Find the probability of at least 2 girls in 10 births. Assume that male and female births are equally likely and that the births
1. 2 answers
2. 7,279 views
In a certain lottery, five different numbers between 1 and 31 inclusive are drawn. These are the winning numbers. To win the
1. 1 answer
2. 2,012 views
If four grams of Oxygen and four grams of Helium are placed in a five liter vessel at 338 K, what will be the partial pressure
1. 1 answer
2. 606 views
Given that the initial rate constant is 0.0190s^-1 at an initial temperature of 20 degrees Celsius, what would the rate constant
1. 1 answer
2. 1,194 views
Find the adjusted balance due at maturity for a 90 day note of $15000 at 13.7% ordinary interest if a partial payment of $4000
1. 2 answers
2. 1,489 views
How do I find the exact interest on a loan for $3000 with a simple interest annual interest rate of 15% that was made on June 11
1. 1 answer
2. 1,266 views
What mass of precipitate is formed when 0.750 L of 2.50 mol/L CaCl2 reacts with 650 mL of 1.75 mol/L AgNO3
1. 5 answers
2. 499 views
Find the molar concentration of 57.9 g of potassiuum chlorate dissolved in 975 mL of watermy work c=nv (57.9/122.55)(975ml) and
1. 0 answers
2. 430 views
An auditorium has dimensions 10m x 10m x 60m. How many moles of air fill this volume at STP?I'm stumped.
1. 0 answers
2. 1,035 views
do you borrow his bike for a total of 41 minutes.before lunch,he vote for one minute less than five times the number of minutes
1. 1 answer
2. 547 views
Gaseous ethane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 17. g of ethane is
1. 1 answer
2. 3,807 views
What is the rate of deceleration of a 1400-kg SUV that is going 75.0 km/h and then slows to 25.0 km/h in 8.20 s?
1. 0 answers
2. 481 views
Is respiratory control sensitive to small changes in arterial PO2 or in arterial PCO2?
1. 0 answers
2. 502 views
A microscopic droplet of ink in an ink-jet printer is deflected onto the paper by a force of 2.34×10-4 N. If the field causing
1. 1 answer
2. 1,679 views
a small business owner buys a truck for $20,000 to transport supplies for her business. She anticipates that she will use the
1. 1 answer
2. 614 views
How long will it take the voltage across the capacitor in an RC circuit to discharge 75% of its initial charged voltage if the
1. 2 answers
2. 1,155 views
When you use a coupon for 15 percent off the original price of a headset, you pay $27. What is the original price of the
1. 1 answer
2. 939 views
Consider the following reaction:CaCO3(s)→CaO(s)+CO2(g). Estimate ΔG∘ for this reaction at each of the following
1. 3 answers
2. 1,540 views
A truck has 5.9L engine in it. 5.9L of the overall displacement in 6 cylinders each 102mm bore (diameter) and 120mm stroke
1. 1 answer
2. 606 views
Having trouble with this question on my homework =/200mL of 0.5M H2SO4 is combined with 500mL of 0.1M NaHCO3. List the physical
1. 1 answer
2. 542 views
Calculate empirical formulaC=41.7%,H=6.2%,N=19.3%, and O=33.1% Thanks. any help at all will be awesome!
1. 1 answer
2. 407 views
Determine the proposal’s appropriateness and economic viability. For all scenarios, assume spending occurs on the first day of
1. 0 answers
2. 632 views
Mark any solutions to the equation 2cos2x - 1 = 0. The answer can be more than one. Thank youπ/8 -7π/4 15π/4 3π/4
1. 1 answer
2. 2,628 views
1. Jim is doing a physics experiment on the rate of cooling of solid objects in air. Which of the following is a variable that
1. 0 answers
2. 896 views
What causes the centripetal acceleration of an electron in a hydrogen atom?electrical attraction gravity friction <-- tension
1. 2 answers
2. 3,859 views
The Echinopsis mamillosa is a flowering cactus native to Bolivia. A high-rise building is built near a particular Echinopsis,
1. 2 answers
2. 535 views
A conical water tank with vertex down has a radius of 12 feet at the top and is 26 feet high. If water flows into the tank at a
1. 1 answer
2. 3,818 views
A conical water tank with vertex down has a radius of 12 feet at the top and is 26 feet high. If water flows into the tank at a
1. 0 answers
2. 696 views
Show all work and factor completely.6a^2+5a-4 (6a^2+8a)-(3a-4) 2a(3a+4)-1(3a+4) (3a+4)(2a+1) Is this correct?
1. 1 answer
2. 400 views
The Empire Carpet Company orders merchandise for $17,700, including $550 in shipping charges, from Mohawk Carpet Mills on May 4.
1. 0 answers
2. 479 views
if a plane is traveling at an altitude of 11.9 miles and is 46 miles from the airport and is descending at a 12 degree angle,
1. 1 answer
2. 522 views
Vector C has a magnitude 25.8 m and is in the direction of the negative y axis. Vectors A and B are at angles á = 41.9° and â
1. 1 answer
2. 592 views
A sinking fund is the accumulated amount to be realized at some future date (the end of the term) when a fixed number of
1. 1 answer
2. 428 views
Physics help. what are the steps to solving the following problems?Attack on the ice fortress! A comic book villain has taken
1. 0 answers
2. 522 views
I need help one how create a spreadsheet that will give an accurate launch profile for a vertical liftoff for the SpaceX Falcon
1. 0 answers
2. 489 views
How do the volume of prisms compare as the number of faces in the prisms increases? Does the volume remain the same? Explain
1. 2 answers
2. 635 views
For parts A-C:/^Vo | 2M | velocity into pg. ->R )2m ) ------ top view rear view A car of mass, 2m, is going around a turn at a
1. 0 answers
2. 501 views
Given that Ka for HClO is 4.0 × 10-8 at 25 °C, what is the value of Kb for ClO– at 25 °C?Given that Kb for CH3CH2NH2 is 6.3
1. 1 answer
2. 746 views
Hi,I am an 11th grade student beginning to look into some college options. I am interested in pursuing a career in proctology
1. 2 answers
2. 674 views
find the values for a, b, and c such that the function f(x)= x^3 + ax^2 + bx+ chas a critical point at (1,5) and an inflection
1. 1 answer
2. 1,108 views
find an equation of the line tangent to y= sqrt(25-x^2) at the point (3,4)i got y= x/8 + 29/8 this is wrong. but im not sure
1. 1 answer
2. 1,017 views
a line is tangent to the curve y= (x^2 + 3)/ (x+3)^1/2 at the point where x=1.write the equation of this line i get y= 3x-1 yet
1. 1 answer
2. 391 views
Linear Function graphing.y=-x ???
1. 1 answer
2. 364 views
You decide to establish a new temperature scale on which the melting point of ammonia (-77.75 C ) is 0 A, and the boiling point
1. 3 answers
2. 1,272 views
You decide to establish a new temperature scale on which the melting point of ammonia (-77.75 C ) is 0 A, and the boiling point
1. 2 answers
2. 1,183 views
Can someone pls help me!!You decide to establish a new temperature scale on which the melting point of ammonia (-77.75 C ) is 0
1. 4 answers
2. 2,963 views
You decide to establish a new temperature scale on which the melting point of ammonia (-77.75 C ) is 0 A, and the boiling point
1. 1 answer
2. 852 views
Suppose that Cot(theta) = c and 0<theta<pi/2.what is a formula for tan (theta) in terms of c? Cot = 1/tan I know that, but I
1. 1 answer
2. 1,954 views
Calculate DirectlyLog (base 4) 2 + log (base 16) 2
1. 1 answer
2. 696 views
Write fraction in simplest form. 25x2/35x
1. 1 answer
2. 513 views
I was wondering if I could check my answers with someone. I'm a bit confused with interest. I put stars next to the answers I
1. 4 answers
2. 1,851 views
what conjecture could be made and proven from the following?sin(3x)/sin(x) - cos(3x)/cos(x) I put it on my calculator and based
1. 0 answers
2. 514 views
The displacement of a spring vibrating in damped harmonic motion is given by y(t) = 4e^-3t sin(2pi*t) where y = displacement and
1. 3 answers
2. 3,597 views
Similiarly to a question I asked previously I took the same approach. the problem is:what value(s) of theta solve the following
1. 1 answer
2. 610 views
solve any triangles satisfyingalpha = 20 degrees b = 10 c = 16 b and c are 2 side values and if I use the pythagorean theorem
1. 1 answer
2. 521 views
What value(s) of theta solve the following equation? cos^2(theta)-cos(theta)-6=0?I try plugging in different numbers but I am
1. 2 answers
2. 442 views
Prove or disprove cos(x+y)cos(x-y)=cos squared (x) - Sin squared (x)I dstributed the cosines and attempted to cancel out terms
1. 3 answers
2. 996 views
A certain light truck can go around a flat curve having a radius of 150 m with a maximum speed of 29.0 m/s. With what maximum
1. 0 answers
2. 548 views
An air puck of mass 0.23 kg is tied to a string and allowed to revolve in a circle of radius 1.0 m on a frictionless horizontal
1. 1 answer
2. 1,295 views
A race car starts from rest on a circular track of radius 445 m. The car's speed increases at the constant rate of 0.380 m/s2.
1. 0 answers
2. 1,177 views
A rotating wheel requires 8.00 s to rotate 29.0 revolutions. Its angular velocity at the end of the 8.00 s interval is 95.0
1. 1 answer
2. 1,623 views
Draw and solve any triangles satisfyingalpha = 29 degrees a = 7 c = 14 I realize I need to draw a non-right triangle and label
1. 1 answer
2. 688 views
If i have a string with a word 'today' in it.If a user inputs a char (lets say b). how do I right the array to make it see if
1. 0 answers
2. 380 views
lim x->0 (x)sin(x)/1-cos(x).They both go to 0 so 0/0. now take L'H and product rule of top? lim x->0 (1)sin(x)+
1. 2 answers
2. 694 views
Find the critical points of f(x)=x^4e^-x.You would use the product rule. Then what?
1. 8 answers
2. 930 views
The side of a square box is increasing at a rate of 4mm/s and its height is increasing at a rate of 2mm/s. How fast is the
1. 1 answer
2. 1,024 views
y=sqrt(x)^1/x. Find dy/dxThat is to the power of 1/x So to start this do I need to take Ln on both sides and then use a
1. 1 answer
2. 503 views
how would you separate a mixture of NaCl, Fe pellets and water
1. 1 answer
2. 345 views
how would you separate a mixture of NaCl, Fe pellets and water
1. 1 answer
2. 382 views
Complete the electron dot structure below to show how beryllium flouride (BeF2) is formed.F F Be+ -> Be F F
1. 1 answer
2. 1,187 views
What is the coordination number of the ions in a face-centered cubic crystal?In a simple cubic crystal?
1. 1 answer
2. 484 views
Write the symbol and electron configuration for each ion and name the noble gas with the same configuration.a. nitride
1. 1 answer
2. 834 views
How many electrons will each element gain in forming an ion?a. Nitrogen ______ b. Oxygen ________ c. Sulfur _______ d. bromine
1. 2 answers
2. 4,865 views
Why do beryllium and flouine combine in a 1:2 ratio?
1. 1 answer
2. 555 views
Complete the electron dot structure below to show how beryllium flouride (BeF2) is formed.F F Be+ -> Be F F
1. 1 answer
2. 726 views
From the top of a 200-ft lighthouse, the angle of depression to a ship in the ocean is 23 degrees. How far is the ship from the
1. 3 answers
2. 1,477 views
In a certain individual the resting diastolic pressure at time t is given by B(t)= 80+7sin((pi)(t)/(12)) where t is measured in
1. 1 answer
2. 411 views
Find the exact value of the following trigonometric functions:sin(13pi), cos(14pi), tan(15pi)
1. 1 answer
2. 910 views
Find the exact value of thet following trigonometric functions:tan(5pi/6) tan(7pi/6) tan(11pi/6)
1. 1 answer
2. 1,043 views
The degree measure of an angle theta is 40 degrees. What is the radian Measure of theta? at what point P does the terminal ray
1. 1 answer
2. 584 views
The point P lies in the 4th quadrant and is located on a circle of radius 2. Find the missing coordinate for P. (___, (negative
1. 1 answer
2. 468 views
What equation would you use to show that the point ((square root of 11)/(6), (5/6))is on the unit circle?
1. 2 answers
2. 929 views
What compound polygon has 28cm and area 48 cm
1. 1 answer
2. 321 views
how are the following relations true? S(theta + pi/2) = C(theta) and C(theta + pi/2) = -S(theta)?
1. 0 answers
2. 771 views
Let y=x^5 - pi^5. Find dy/dxMy answer is 5x^4 because pi^5 becomes 0? Am I correct?
1. 1 answer
2. 301 views
PLEASE CHECK MY ANSWERS (: I just want to make sure I am doing this correctly__________________________________ Graph the system
1. 23 answers
2. 13,030 views
he distance between 2 points (x1,Y1) and (x2,y2) is given by d = square root (x1-x2)^2 + (y1-y2)^2a - pick 2 arbitrary points in
1. 0 answers
2. 1,282 views
The distance between 2 points (z1,Y1) and (x2,y2) is given by d = square root (x1-x2)+ (y1-y2)^2)a - pick 2 arbitrary points in
1. 1 answer
2. 805 views
This seems to easy. Check please.Find. Lim (x^2)-4 x->2 e I substitute in 2 (2^2)-4 e gives me 4-4 e So my answer is e^0 or 1.
1. 1 answer
2. 491 views
I'm stumped on this one.lim |x-1|sin(1/x-1) x->1
1. 1 answer
2. 420 views
Check my work please?Determine if f(x)= (x^2-3x+2)/(1+x^2) has a horizontal asymptotes. If so, give the equation. So I took x^2
1. 4 answers
2. 423 views
Find the distance along an arc on the surface of the earth that subtends a central angle of 1 minute. (1 minute = 1/60 degree)
1. 2 answers
2. 3,844 views
Calculate the mole fraction of glucose (C6H12O6) in a solution which contains 15g of glucose in 100 g of H2O.
1. 1 answer
2. 671 views
For the reactionIO3– + 5I– + 6H+ 3I2 + 3H2O the rate of disappearance of I– at a particular time and concentration is 2.8
1. 1 answer
2. 1,709 views
A buffer is prepared by transferring equal concentrations of the components of the conjugate pair, C6H5COOH and C6H5COONa, into
1. 1 answer
2. 570 views
how does a formula of Iron(III) and ethylenediamine, assuming a coordination number of 6 look and what is it's name and written
1. 1 answer
2. 571 views
how does a fomula of Iron(III) and ethylenediamine, assuming a coordination number of 6 look and what is it's name?
1. 2 answers
2. 485 views

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