Ask a New Question
Search
Archives
2015
March
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
9 answers
asked by
MIRACLE IWUNZE
7,058 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
3 answers
asked by
Tommy
6,915 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 =
2 answers
asked by
Kevin
4,397 views
What is the strongest intermolecular force that occurs between carbon dioxide molecules?
A. London dispersion forces B. Hydrogen
2 answers
asked by
Morgan
3,680 views
2) resources that include workers and their labor are called ________
A) Natural resources B) human resources C) Industrial
18 answers
asked by
Gav
3,551 views
The passageway that takes air from your throat to your lungs is called the
pharynx*** larynx alveoli trachea
5 answers
asked by
Anonymous
3,372 views
Exercise: Sections of a class
A class consists of three sections with 10 students each. The mean quiz scores in each section were
10 answers
asked by
RVE
3,252 views
Libertarianism believes that causal determinism is true.
Select one: True False I think true Whether or not we have free will
2 answers
asked by
TayB
3,103 views
Several reactions are carried out using AgBr, a cream-colored silver salt for which the value of the solubility product
11 answers
asked by
jack
2,409 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
2 answers
asked by
jessi
2,363 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
2 answers
asked by
neevetha
2,208 views
During exercise, the recommended maximum heart rate in beats per minute is modeled by the
formula M = 176 – 0.8A, where M is
7 answers
asked by
SmartyPants
2,149 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
2 answers
asked by
Farvah
2,020 views
A credit card company estimates that the average credit card balance of Americans is $3,210. A statistics student wants to know
3 answers
asked by
madi
1,941 views
Which of the following may have happened if the inner planets had greater masses during the formation of the solar system?
A. The
5 answers
asked by
Anonymous
1,923 views
You want to make an investment in a continuously compounding account over a period of ten years. What interest rate is required
1 answer
asked by
Julissa
1,884 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
3 answers
asked by
kudu
1,848 views
Anesthesia services for closed treatment of fracture of humerus; patient is 85 years old, but healthy. Provide the code(s) and
2 answers
asked by
kory
1,745 views
80. Florida State University has 14 statistics classes scheduled for its Summer 2013 term. One class has space available for 30
1 answer
asked by
Howard
1,627 views
If f(x)=sin^2(3-x) then f'(0)=
A. -2cos3 B. -2sin3cos3 C. 6cos3 D. 2sin3cos3 E. 6sin3cos3 I got B
1 answer
asked by
Sarah
1,586 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 answer
asked by
Angelina
1,385 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 answer
asked by
Wilma
1,254 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 answer
asked by
Anonymous
1,252 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 answer
asked by
Anonymous
1,248 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
2 answers
asked by
Yes
1,248 views
Change the exponential statement 5^x=125 into an equivalent logarithmic statement.
I know the answer is log5(125)=(x) Just don't
1 answer
asked by
Julissa
1,118 views
four kinds of fraud the student who receive and repay nsfas should guard against commiting?
1 answer
asked by
pressure
1,025 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
0 answers
asked by
Sam
1,021 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 answer
asked by
Brian
1,018 views
Suppose you have been hired as a financial consultant to Defense Electronics, Inc. (DEI), a large, publicly traded firm that is
0 answers
asked by
Student
1,016 views
How many millilitres of a 0.1 M solution of NaF and of 0.1 M solution of HF
must be mixed to obtain 1L of buffer at pH = 4? Ka =
1 answer
asked by
James Wilson
1,000 views
Consider the reaction
H3PO4+ 3NaOH→Na3PO4+ 3H2O. How much Na3PO4 can be prepared by the reaction of 3.43 of H3PO4 with an
3 answers
asked by
Farrell
996 views
which of the following has been demonstrated by research as a skill or ability that is induced via meditation?
A) ability to
4 answers
asked by
Carol
948 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
4 answers
asked by
Lilly
946 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
0 answers
asked by
jake
929 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
4 answers
asked by
Anon
923 views
Assuming that the lab procedure was conducted in an identical manner in all other respects, if a large quantity of vinegar had
1 answer
asked by
Liz
889 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
0 answers
asked by
Anonymous
883 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 answer
asked by
Alice
881 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 answer
asked by
matt
879 views
Using the NETS for teachers Standard 1. b. Facilitate and inspire student learning and creativity. b. Engage students in
15 answers
asked by
Cathy
847 views
Roughly sketch the region enclosed by the curves y = sin x, y = cos x and the x - axis
between x = 0 and x = p/ 2 . Also find the
1 answer
asked by
usha
843 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 answer
asked by
Alyssa
836 views
fus = 12.5 and vap = 93.2 both j/k x mol
Determine the entropy change when 7.30 mol of HCL(g) condenses at atmospheric pressure.
0 answers
asked by
Talaya
835 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
0 answers
asked by
Hk
828 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 answer
asked by
Lena
814 views
Hello how do I say "my future house" in spanish. I didn't want to use google translate because of the grammar.
5 answers
asked by
kevin
791 views
When earth is seen from outer space,it looks mainly blue. This is because most of the earth is covered with.
1 answer
asked by
leslie
789 views
According to psychoanalytic theory:
A. behavior is the result of operant conditioning. B. crime is the result of positive
1 answer
asked by
Pat
788 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
0 answers
asked by
jjjj
783 views
what are the islamic values in the experiment composition of potassium chlorate?I have to do lab report about the topic and the
2 answers
asked by
student
778 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 answer
asked by
Amy
771 views
Explain why the planes 3x-6y-9z+5=0 and x+2=2y+3z never intersect
1 answer
asked by
Sara
769 views
A clinical trial tests a method designed to increase the probability of conceiving a
girl. In the study 395 babies were born, and
0 answers
asked by
slomomo
755 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
0 answers
asked by
Anonymous
748 views
Si vas al mar, vas a disfrutar del _____ y de _____.
4 answers
asked by
Ciaria
742 views
P (5,) and Q (-1, 2) are points on a straight line. Find the equation of the perpendicular bisector of PQ: y = mx+c
how to find
1 answer
asked by
kudu
741 views
Given that 12.25 g of aluminum sulfide is reacted with excess water. How many grams of aluminum hydroxide can be obtained? The
2 answers
asked by
Catherine
738 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 answer
asked by
lody
736 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 answer
asked by
Connie
733 views
If y=3/(sinx+cosx) , find dy/dx
A. 3sinx-3cosx B. 3/(sinx+cosx)^2 C. -3/(sinx+cosx)^2 D. 3(cosx-sinx)/(sinx+cosx)^2 E.
1 answer
asked by
Anonymous
717 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
3 answers
asked by
liz
712 views
Es mejor que Uds. _____ en la excursión hoy porque mañana no hay suficiente tiempo.
A. vayan B. van C. va D. vaya
2 answers
asked by
Ciaria
711 views
Write two molecular formulas that reduce to each to each of the given empirical formulas. Do not include the given empirical
1 answer
asked by
Anonymous
694 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
2 answers
asked by
AJ
692 views
f(x)=x^n , where n is a positive integer greater or equal to 2. The graph of f(x) will have an inflection point when n is
A. Even
1 answer
asked by
Anonymous
669 views
Sabemos que Juan
A. estudió matemáticas. B. estudió arte. C. estudió literatura española.
1 answer
asked by
Ciaria
656 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 answer
asked by
priya
652 views
Si necesitas dinero en efectivo, hay _____ en muchos lugares en la excursión.
A. quioscos B. artesanías C. cajeros automáticos
2 answers
asked by
Ciaria
639 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 answer
asked by
Mark
632 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 answer
asked by
Jackie
631 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 answer
asked by
kudu
630 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 answer
asked by
Catherine
612 views
1. Solve: log (y-1) = -log(y-9)
2. Find the inverse of the logarithmic function f defined by f(y)= 2log5 (2y-8)+3.
1 answer
asked by
Lily
612 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
0 answers
asked by
Alyssa
611 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
0 answers
asked by
Emily
610 views
The advantage of selecting probation/parole officers on the basis of a written examination is that:
A. it produces the candidates
1 answer
asked by
Pat
600 views
Hicimos _____ a una catedral histórica en Madrid.
A. un quiosco B. una gira C. un ruido D. una propina
1 answer
asked by
Ciaria
600 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 answer
asked by
Rishabh
599 views
Rolaids is an over the counter remedy for upset stomachs that functions by reacting with stomach acid. The active ingredients
1 answer
asked by
Jen24
598 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 answer
asked by
Sara
596 views
Hey DrBoB222 I was wondering if you could help me with that problem just a little bit ago again?
1 answer
asked by
jack
594 views
Cuando el empleado del hotel es atento y cortés es bueno darle _____.
A. un ascensor B. una llave C. una propina D. un
2 answers
asked by
Ciaria
593 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) +
10 answers
asked by
Adriana Vargas
587 views
How many parameters in a quadratic function in a vertex form change when you change the location of the vertex?
( P and Q change?
2 answers
asked by
Lucina
573 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
0 answers
asked by
Anonymous
567 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 answer
asked by
babai
564 views
A point (-5, 4) is mapped onto (-1, -1) by a translation. Find the image of (-4, 5) under the same translation.
1 answer
asked by
kudu
558 views
Oil and water don't mix. We say that oil is
2 answers
asked by
Kris
547 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
0 answers
asked by
kudu
544 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 answer
asked by
mike
543 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 answer
asked by
Suraj
535 views
Joanna Pauly was delighted to see that her ROI figures had increased for the third straight
year. She was sure that her campaign
0 answers
asked by
mary
535 views
. If a fowl is treated, probability of dying is 1/10 while if not treated the probability is 7/10 calculate the probability
1 answer
asked by
kudu
516 views
base perimeter of a triangular prism is 25 cm and its height is 40 cm .calculate its lateral surface area?
1 answer
asked by
jinu
507 views
How many different ways can you put 3 distinguishable things in 10 boxes?
3 answers
asked by
Bob
507 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)
2 answers
asked by
Lily
506 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 answer
asked by
kudu
503 views
For an investment to double in value during a 12-year period,
a. What annually compounded rate of return must it earn? (Round
1 answer
asked by
bajwa
500 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 answer
asked by
Alice
493 views
Back to March 2015