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Questions Asked on March 14, 2015

calculate the mass of silver deposited when a current of 2.6a is passed through a solution of a silver salt for 70mins ag=108,1
1. 9 answers
2. asked by MIRACLE IWUNZE
3. 6,968 views
Assuming that the lab procedure was conducted in an identical manner in all other respects, if a large quantity of vinegar had
1. 1 answer
2. asked by Liz
3. 835 views
a hillside is inclined at an angle of 30 degrees with the horizontal. how much altitude has mary gained after hiking 40 meters
1. 1 answer
2. asked by Wilma
3. 1,221 views
2) resources that include workers and their labor are called ________A) Natural resources B) human resources C) Industrial
1. 18 answers
2. asked by Gav
3. 3,457 views
During exercise, the recommended maximum heart rate in beats per minute is modeled by theformula M = 176 – 0.8A, where M is
1. 7 answers
2. asked by SmartyPants
3. 2,082 views
80. Florida State University has 14 statistics classes scheduled for its Summer 2013 term. One class has space available for 30
1. 1 answer
2. asked by Howard
3. 1,547 views
Of the coins in my collection, 13/25 are quarters. Of these quarters 2/3 are state quarters. What fraction of my coins are state
1. 1 answer
2. asked by Alice
3. 813 views
I posted this question about an hour ago, got a response but still confused.Use the Law of Sines to solve for all possible
1. 0 answers
2. asked by Alyssa
3. 548 views
A random sample obtained from a population has a mean of µ=100 and a standard deviation of ó = 20. The error between the
1. 1 answer
2. asked by Mark
3. 591 views
The function h(t)= 2 + 50t -1.862t^2, where h(t) is the height in metres and t is the time in seconds, models the height of a
1. 1 answer
2. asked by Jackie
3. 577 views
An object is launched from certain height into the air. The height is modeled by the the function h(t) = -4.8t^2+23t+20. The
1. 4 answers
2. asked by Lilly
3. 886 views
if a rock is dropped into a well and it takes 17 seconds to hit the water how far down is the water level from the top of the
1. 1 answer
2. asked by mike
3. 489 views
1. Solve for y in the equation 15 * 3^(y+1) - 243 * 5^(y-2) = 0.2. Solve: log y-1 = -log(y-9)
1. 2 answers
2. asked by Lily
3. 457 views
A solution of fructose, C6H12O6, a sugar found in many fruits, is made by dissolving 22.0 g of fructose in 1.00 kg of water.
1. 1 answer
2. asked by Anonymous
3. 1,187 views
Calculate the average speed of a water molecule (with a mass of 3.0e-26 kg) on the surface of Venus (730 Kelvin).
1. 0 answers
2. asked by A
3. 419 views
Thank you Ms. Sue to my question on the coin collection. I just haven't figure out when to divide and when to multiply with
1. 1 answer
2. asked by Alice
3. 447 views
Libertarianism believes that causal determinism is true.Select one: True False I think true Whether or not we have free will
1. 2 answers
2. asked by TayB
3. 3,050 views
A beam of light makes an angle of θi = 53.0˚ with the normal of a slab of transparent material of t=3.80 mm-thickness. The
1. 0 answers
2. asked by Emily
3. 552 views
Consider the reactionH3PO4+ 3NaOH→Na3PO4+ 3H2O. How much Na3PO4 can be prepared by the reaction of 3.43 of H3PO4 with an
1. 3 answers
2. asked by Farrell
3. 941 views
Use the Law of Sines to solve for all possible triangles that satisfy the given conditions. (If an answer does not exist, enter
1. 1 answer
2. asked by Alyssa
3. 781 views
A clinical trial tests a method designed to increase the probability of conceiving agirl. In the study 395 babies were born, and
1. 0 answers
2. asked by slomomo
3. 698 views
If you dissolve 220.3 Pounds of ammonium nitrate in water to obtain a final solution volume of 500. gallons what is the [NH4+]
1. 2 answers
2. asked by Jaxx
3. 421 views
Beginning at age 35, Ms. Trinh invests $4000 each year into an IRA account until she retires. When she retires she plans to
1. 1 answer
2. asked by Lena
3. 760 views
Exercise: Sections of a classA class consists of three sections with 10 students each. The mean quiz scores in each section were
1. 10 answers
2. asked by RVE
3. 3,175 views
If A,B and C are the points P and Q are p and q respectively is another point with position vector r = 3q – ½ p.Express in
1. 1 answer
2. asked by kudu
3. 430 views
Rolaids is an over the counter remedy for upset stomachs that functions by reacting with stomach acid. The active ingredients
1. 1 answer
2. asked by Jen24
3. 543 views
The acceleration, ams^-2, of a particle is given by a =25 – 9t^2, where t is in seconds after the particle passes fixed point
1. 1 answer
2. asked by kudu
3. 583 views
What volume of 0.050 M AgNO3, silver nitrate solution is required to reat completely with 60.0 mL of 0.025 M K2S, potassium
1. 2 answers
2. asked by AJ
3. 651 views
Which of the following may have happened if the inner planets had greater masses during the formation of the solar system?A. The
1. 5 answers
2. asked by Anonymous
3. 1,876 views
What is the strongest intermolecular force that occurs between carbon dioxide molecules?A. London dispersion forces B. Hydrogen
1. 2 answers
2. asked by Morgan
3. 3,617 views
A mixture of 1.380 g of H2 and 66.80 g of Br2 is heated in a 2.00-L vessel at 700 K. These substances react as follows.H2(g) +
1. 10 answers
2. asked by Adriana Vargas
3. 526 views
Several reactions are carried out using AgBr, a cream-colored silver salt for which the value of the solubility product
1. 11 answers
2. asked by jack
3. 2,328 views
How would I find the instantaneous rate of change using this formula y=3.9657(0.9982^x) and given a table of values?
1. 1 answer
2. asked by Sara
3. 414 views
two cars start from rest and begin accerlating, one at 10m/s^2 and the other at 12m/s^2. how long will it take for the second
1. 2 answers
2. asked by Yes
3. 1,200 views
I would love help on trying to start this problem?
1. 1 answer
2. asked by jack
3. 291 views
a balloon is tethered to the ground by a string 5 m long if the string makes an angle of 65 degrees with the ground how high
1. 3 answers
2. asked by liz
3. 639 views
When earth is seen from outer space,it looks mainly blue. This is because most of the earth is covered with.
1. 1 answer
2. asked by leslie
3. 744 views
Hey DrBoB222 I was wondering if you could help me with that problem just a little bit ago again?
1. 1 answer
2. asked by jack
3. 539 views
Suppose that the reliability of a HIV test is specified as follows:Of people having HIV, 90% of the test detect the disease but
1. 0 answers
2. asked by Sam
3. 971 views
Do you believe that humans have free will? Why or why not? Support your response with concrete examples.
1. 1 answer
2. asked by TayB
3. 439 views
Roughly sketch the region enclosed by the curves y = sin x, y = cos x and the x - axisbetween x = 0 and x = p/ 2 . Also find the
1. 1 answer
2. asked by usha
3. 783 views
A bullet of mass m is shot at speed v toward a pendulum bob of mass M. The bullet penetrates through the block and emerges on
1. 0 answers
2. asked by Anonymous
3. 504 views
A large box of mass M is at rest on a horizontal table whose surface is rough; the coefficient of static friction between the
1. 0 answers
2. asked by Anonymous
3. 686 views
A small block of mass 1.2 kg is launched by a compressed spring with force constant k=600 N/m. The initial compression of the
1. 0 answers
2. asked by Anonymous
3. 831 views
base perimeter of a triangular prism is 25 cm and its height is 40 cm .calculate its lateral surface area?
1. 1 answer
2. asked by jinu
3. 459 views
a car is moving at speed of 50km/hr ,can be stopped by brake at least at 6 m.If the same car is moving at speed of 100 km/hr
1. 1 answer
2. asked by priya
3. 604 views
A chair of mass 14.0kg is sitting on the horizontal floor; the floor is not frictionless. You push on the chair with a force F =
1. 2 answers
2. asked by Kevin
3. 4,323 views
The density of copper is 8930 kg per cubic metre. A rod of copper is 20 cm long. What length of it will remain immersed in
1. 1 answer
2. asked by Suraj
3. 489 views
Hi, can anybody provide some hints in how to approach these questions? I've been stuck on it for days!!! Thank you in advance!!N
1. 3 answers
2. asked by Tommy
3. 6,804 views
which pizza has the best value for the money; a 10 inch round pie for $6 or a 14 inch pie for $10? Support your answer.
1. 1 answer
2. asked by Michelle
3. 360 views
A 130-kg crate is initially at rest on a horizontal frictionless surface. An applied force of 400 N to the right is exerted on
1. 0 answers
2. asked by jjjj
3. 724 views
(x-5)^1/3 -4=-2
1. 3 answers
2. asked by anonymous
3. 323 views
How many pints of a 7% cleaning solution must be mixed with 9 pints of a 15% cleaning solution to give a 13% solution?
1. 1 answer
2. asked by lody
3. 710 views
Find the 10th term of a nonconstant arithmetic sequence whose 1st term is 3 with the 1st, 4th, and 13th term forming a geometric
1. 4 answers
2. asked by Anon
3. 845 views
This is for a project for Beginning Algebra at Great Bridge Middle School 8th grade class. Here's the questions:The number of
1. 1 answer
2. asked by Connie
3. 692 views
According to psychoanalytic theory:A. behavior is the result of operant conditioning. B. crime is the result of positive
1. 1 answer
2. asked by Pat
3. 735 views
they leave kimberly on sunday morng and need to be in bloemfontain by 12:00 to get ready for their concert at 14:00 what is the
1. 1 answer
2. asked by nonhle
3. 415 views
cuberoot(n+8)-6=-3
1. 2 answers
2. asked by anonymous
3. 378 views
3/5 of the people at a funfair were children. 3/4 of the remaining people were men. There were 140 more children than women. How
1. 2 answers
2. asked by jessi
3. 2,301 views
Suppose you have been hired as a financial consultant to Defense Electronics, Inc. (DEI), a large, publicly traded firm that is
1. 0 answers
2. asked by Student
3. 948 views
the wave length of the first line of the Lyman series of hydrogen is identical to the second line of the Balmer series for some
1. 1 answer
2. asked by babai
3. 490 views
a cubical water tank is filled by tap water at the rate of 1.4liters per second. find the length of the tank in centimeters if
1. 2 answers
2. asked by neevetha
3. 2,140 views
Please rephrase this people's claims that they have friends with whom they share ideas and life experience.
1. 3 answers
2. asked by Nondumiso
3. 437 views
Montreal's Marathon building is 395 m tall. From a point level with, and 148m from, the base of the building, what is the angle
1. 1 answer
2. asked by Rishabh
3. 555 views
How would I solve this equation for x?0=3.9657(0.9982^x)ln0.9982
1. 1 answer
2. asked by Sara
3. 293 views
washing soda is a hydrate of sodium carbonate. a 2.714 g sample of washing soda is heated until a constant mass of 1.006 of
1. 1 answer
2. asked by Anonymous
3. 1,201 views
Write two molecular formulas that reduce to each to each of the given empirical formulas. Do not include the given empirical
1. 1 answer
2. asked by Anonymous
3. 647 views
what are the islamic values in the experiment composition of potassium chlorate?I have to do lab report about the topic and the
1. 2 answers
2. asked by student
3. 715 views
The advantage of selecting probation/parole officers on the basis of a written examination is that:A. it produces the candidates
1. 1 answer
2. asked by Pat
3. 543 views
charlies swimming pool is rectangular. it has an area of 120ft2. charlie drew a scale drawing of the pool using the scale 3/2
1. 2 answers
2. asked by Farvah
3. 1,958 views
four kinds of fraud the student who receive and repay nsfas should guard against commiting?
1. 1 answer
2. asked by pressure
3. 980 views
The passageway that takes air from your throat to your lungs is called thepharynx*** larynx alveoli trachea
1. 5 answers
2. asked by Anonymous
3. 3,306 views
A point (-5, 4) is mapped onto (-1, -1) by a translation. Find the image of (-4, 5) under the same translation.
1. 1 answer
2. asked by kudu
3. 515 views
Two towns P and Q are 400 km apart. A bus left for P and Q. It stopped at Q for one hour and then started the return to P. one
1. 0 answers
2. asked by kudu
3. 498 views
Suppose 0.500 g of sulfur combines with 1.00 g of copper. What is the empirical formula of the compound? The atomic mass of
1. 1 answer
2. asked by Catherine
3. 564 views
Describe the procedure to prepare this solution:100 mL of a solution 0.1 M of KMnO4 Help? I don't understand what this implies.
1. 1 answer
2. asked by Amy
3. 719 views
Given that 12.25 g of aluminum sulfide is reacted with excess water. How many grams of aluminum hydroxide can be obtained? The
1. 2 answers
2. asked by Catherine
3. 679 views
Two points P and Q have coordinates (-2, 3) and (1, 3) respectively. A translation map point P to P’ (10, 10)(a) Find the
1. 3 answers
2. asked by kudu
3. 1,776 views
P (5,) and Q (-1, 2) are points on a straight line. Find the equation of the perpendicular bisector of PQ: y = mx+chow to find
1. 1 answer
2. asked by kudu
3. 680 views
For a paragraph about the Midwest can culture, language, manners go into one paragraph?
1. 4 answers
2. asked by m
3. 371 views
Hi! I wanted to know how you would sketch the graph of this system of inequalities.Math problem: 2x2 + y ≥ 2 x ≤ 2 y ≤ 1
1. 1 answer
2. asked by Heather
3. 422 views
A firm's bond's have a maturity of 10 years with a $1,000 face value, an 8 percent semiannual coupon, are callable in 5 years at
1. 0 answers
2. asked by Hk
3. 788 views
A credit card company estimates that the average credit card balance of Americans is $3,210. A statistics student wants to know
1. 3 answers
2. asked by madi
3. 1,890 views
Does the point of intersection between L1:(4,9,2)+s(1,-1,-1), seR and Ls: (2,11,4)+t(5,-3,-4), teR lie on the plane
1. 0 answers
2. asked by Sara
3. 386 views
3.A weather station is located 300 miles directly east of a second station. Winds at the eastern station are blowing from the
1. 1 answer
2. asked by Angelina
3. 1,326 views
Explain why the planes 3x-6y-9z+5=0 and x+2=2y+3z never intersect
1. 1 answer
2. asked by Sara
3. 721 views
Using the NETS for teachers Standard 1. b. Facilitate and inspire student learning and creativity. b. Engage students in
1. 15 answers
2. asked by Cathy
3. 759 views
Find an equation of a line tangent to y = 2sin x whose slope is a maximum value in the interval (0, 2π]I believe the equation
1. 1 answer
2. asked by Sara
3. 532 views
You want to have $2 million in real dollars in an account when you retire in 30 years. The nominal return on your investment is
1. 0 answers
2. asked by jake
3. 871 views
you research the cost of a gallon of gasoline over several years to look for trends the table shows the data you have collected
1. 1 answer
2. asked by matt
3. 830 views
A 1.42 kg ball is connected by means of two massless strings, each of length L = 1.29 m, to a vertical, rotating rod. The
1. 1 answer
2. asked by Brian
3. 951 views
Joanna Pauly was delighted to see that her ROI ﬁgures had increased for the third straightyear. She was sure that her campaign
1. 0 answers
2. asked by mary
3. 488 views
What is the cause of hexagonal structure ?
1. 1 answer
2. asked by Ciaria
3. 326 views
fus = 12.5 and vap = 93.2 both j/k x molDetermine the entropy change when 7.30 mol of HCL(g) condenses at atmospheric pressure.
1. 0 answers
2. asked by Talaya
3. 783 views
Researchers are LEAST likely to want to know which of the following from their sources?
1. 1 answer
2. asked by marcus
3. 428 views
lesson - 02604500 - helping abused children
1. 2 answers
2. asked by maggie
3. 431 views
which of the following has been demonstrated by research as a skill or ability that is induced via meditation?A) ability to
1. 4 answers
2. asked by Carol
3. 845 views
How many millilitres of a 0.1 M solution of NaF and of 0.1 M solution of HFmust be mixed to obtain 1L of buffer at pH = 4? Ka =
1. 1 answer
2. asked by James Wilson
3. 945 views
How many different ways can you put 3 distinguishable things in 10 boxes?
1. 3 answers
2. asked by Bob
3. 457 views
How would I write the equation y=3.9657(0.9982^x) in the format of g(x)=f(x)+f(x-60)?
1. 1 answer
2. asked by Sara
3. 335 views

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