Friday
February 12, 2016

Posts by mia

Total # Posts: 1,000

Math
If the independent variable is 6 what is the dependent variable for y=10x-3
February 10, 2016

calc 1
An electrical circuit switches instantaneously from a 3 volt battery to a 22 volt battery 8 seconds after being turned on. Sketch on a sheet of paper a graph the battery voltage against time. Then fill in the formulas below for the function represented by your graph.
January 28, 2016

Math
all of them have the same denominator so add the numerators place 8 in the denominator and you have the answer
January 26, 2016

Math
yes
January 26, 2016

Math
*decimal places
January 26, 2016

Math
then you have to look at the decimals behind the 36 to see which is greater
January 26, 2016

Math
To find the percentage divide the number of strings in a school by the total number of musicians in that school then multiply by 100
January 26, 2016

Language
Two very good family friendly movies. Toy story is about toys that talk. Inside out is about charters that are in are brain. Inside out a toy story has a lot in common. They both have sadness and joyful moments the are funny and family friendly and the best part is you don&#...
January 21, 2016

Chem
the formula mass of an unknown compound is 44.009 amu. What is its molar mass?
January 11, 2016

Math
The distance between goalpost, BC, is three times the distance from the top of the goalpost to the bottom. If the perimeter of ABCD is 21 1/3 yards, what is the length of BC
January 7, 2016

physics
A 1500 kg car traveling West at 90.0 km/h collides with a 1400 kg truck traveling North at 72.0 km/h.The two vehicles entangle after the collision and head off as one. What is the velocity of the wreckage immediately after the collision?
January 4, 2016

Chemistry
Like dissolves like is actually a good way to look at it but to fully explain... The four bonds of carbon CCl4 are polar, but the molecule is nonpolar because the bond polarity is canceled by the symmetric tetrahedral shape. The electrons on H2O are unequally shared, with the ...
December 6, 2015

Chemistry
Q= c*m*delta T Q=energy transferred in joules c=specific heat of water delta T=change in temp
December 6, 2015

Science
Are any numbers given ?
December 6, 2015

Math
Multiply 23 times 6 then theres your answer.
December 6, 2015

I can
whats the question
December 6, 2015

Chemistry
On a periodic table bond lengths increase from right to left then bond the periodic table. Since these elements(N,P,AS, and Sb) are all in the same group you can just go down. Than is why Sb is the highest. The bond strength is dependent upon the bond length. The longer the ...
December 6, 2015

st. Anthony's school
pcl3
December 6, 2015

Algebra
1.B 2.C
December 2, 2015

chemistry
a saturated NH4Cl aqueous solution is prepared in 100g oh water t 25 celsius. how much solute is in solution.
December 2, 2015

Math
how many times larger is Egypt compared to Wyoming?
December 1, 2015

chemistry
The first multiplication should be higher
November 30, 2015

Chemistry
what is the initial temp
November 30, 2015

PreCalculas
n= the number in the sequence for the first term plug in 1 for n for the second 2 for n and so on.
November 30, 2015

Math
6 hours
November 30, 2015

chemistry
(Mzn*Czn*Tzn)+(Mwater*Cwater*Twater)= Tfinal((Mzn*Czn)+(Mwater*Cwater))
November 30, 2015

Physics
KE = 1/2 mv^2 You already know the final mass and the final velocity final mass (Ma+Mb) final velocity= 14 m/s im assuming this is a continuation of the other posted question
November 30, 2015

Physics
Kinetic energy from what? What variables are given?
November 30, 2015

Math
29/70 can not be reduced its already in its simplest form
November 30, 2015

Math
Okay the total distance from shawn's house to school is 9/10 then to Mike 1/5 then to Jose 2/7 you will have to find the common denominator which in this case will be 70 So 9/10 becomes 63/70 1/5 becomes 14/70 then 2/7 becomes 20/70 so the total distance to Jose's ...
November 30, 2015

Science 8
I explained above
November 30, 2015

Science 8
Use process of elimination light has to be one of the final energies so D is out Now you're not applying any type of heat. You only have the batteries which a composed of chemicals. Now which answer has chemical for the initial and light for the final :)
November 30, 2015

chemistry
specific heat = delta Q/(m*deltaT) delta t =deltaQ/cm the lower the specific heat the smaller the number you have to divide by resulting in a larger delta T
November 30, 2015

chemistry
lower specific heat
November 30, 2015

Physics
Okay because the cars travel together afterwards this is an inelastic collision. SO you would need the formula Ma*Va+Mb*Vb=(Ma+Mb)Vf because car B is at rest it can be simplified to Ma*Va=(Ma+Mb)Vf Now you have all the values except Va, so first solve for Va The when you find ...
November 30, 2015

math
Z score = (actual-mean)/standard deviation. Hope this helps
November 30, 2015

Math
Thank you Ms.Sue
November 21, 2015

Math
I need help with this problem: Circle the number closest in value to 9. (this is a decimal at the end, not a period _ a. 8.5 (there is a line over the 5) _ b. 8.89 (there is a line over the 9) c. 9.69 d. 9.99 I believe the answer is b, is this correct?
November 21, 2015

French
Is magazine de vêtements masculine or feminine?
November 2, 2015

vectors linear algebra
they give you x x=-12 so solve for t in the x equation by plugging in the x value -12=-4-6t -8=-6t 4/3=t now plug in the t value for the y and z equation to find the coordinates
October 26, 2015

Math
Use an array 4x36
October 19, 2015

math
assertion is true, but it's tough to sketch, since the area is a function of two variables, requiring a 3-D graph.
October 6, 2015

Help write a friendly letter
thank u so much Ms.sue
October 6, 2015

Help write a friendly letter
how do u write a friendly letter HElP ME!!!!!!
October 6, 2015

math 5th
thank u soo much Ms.sue'
October 5, 2015

math 5th
well like times and fractions and stuff like that
October 5, 2015

math 5th
we website that I can study off of
October 5, 2015

math 5th
help I need help studying for a testing>
October 5, 2015

Friendly letters
thank u
October 5, 2015

Friendly letters
I need what a friendly letter is help
October 5, 2015

math 5th
what is the missing number which makes the fractions equivalent 3 15 - - 5? the answer are only 17 10 and 25 and 35
September 30, 2015

math 5th
yes I know but that is not on my quiz... so that why I came here.
September 30, 2015

math 5th
what is the missing number which makes the fractions equivalent 3 15 - - 5 ?
September 30, 2015

math
Subjects and preadicates
September 29, 2015

math
85
September 21, 2015

physics
change the velocity p(momentum)=mass*velocity
September 20, 2015

Chemistry
Which is more soluble in water? Briefly explain why. Acetic Acid: CH3CO(OH) OR Ethanol : CH3CH2OH I think its acetic acid because when observing its structure it is more polar than ethanol. And when using the like dissolves like rule, a more polar molecule with dissolve in ...
September 2, 2015

math
A scale drawing of a kitchen is shown below. The scale is 1 : 20. A rectangle is shown. The length of the rectangle is labeled 4 inches. The width of the rectangle is labeled 5 inches. Show your work to determine the area of the room in square feet
July 11, 2015

Trig/ algebra 2
*solve
June 10, 2015

Trig/ algebra 2
*solve
June 10, 2015

Trig/ algebra 2
simply plug in (pi/8) wherever you see x and sovel
June 10, 2015

Probabilities
You start with 7 total and because you have already picked twice so you now have 5 left. It wants the probability of the second defective light so that means of the two first picked one was good and one was defective. Now you have 3 good lights and 2 defective lights. the ...
June 10, 2015

chemistry
you're welcome
June 10, 2015

chemistry
Okay for B you simply divide the actual mass of the coin by the grams equivalent to a troy ounce. 31.2 g/31.1 g = 1.00 Luckily they have approximately a 1 to 1 ratio Multiply 1.00 * $0.216 which is $0.216 With the correct number of sig figs it would be $0.22
June 10, 2015

chemistry
Are sig figs important for this problem?
June 10, 2015

chemistry
I think you put your numbers backwards. You should have gotten 31.2 grams
June 10, 2015

chemistry
your volume equation is correct now multiple through. remember that density = mass/volume now arrange the equation to find the mass
June 10, 2015

stat
0.35*0.35*0.35*0.35=0.015
June 10, 2015

Math
.065/1 x 100 = 6.5%
June 10, 2015

math
40
June 10, 2015

Chemistry
Heat absorbed = mass * change in T * specific heat I got the same answer. 55*16*.385=338.8J
June 10, 2015

Finance
P=FV/(1+.11)^9 P=2500/(1.11)^9 P=$977.31
June 9, 2015

Math
I would think the answer would be D because at least 60% have to make a C. Given the fractions D is the only fraction with higher than 60%. Mathematically evaluating 3/5 is 60%, 20 is the common denominator in every answer choice. 20 is a multiple of 5, so 20/5 = 4. Multiply 4...
June 9, 2015

math; solve problem
it is recommended that there be at least 13.65 sq ft of ground sace in a garden for every newly planted shrub. a garden is 32.2' by 21'. find the maximum number of shrub the garden can accommodate.
April 29, 2015

World Geo, Help pls
@Ms. Sue I think the answers to 1 & 2 were b & b...I need help with these
April 27, 2015

World Geo, Help pls
3. According to Aborigine spiritual beliefs, the Earth is (1 point) a place of unending suffering and pain. a source of wealth to conquer in the name of one's ancestors. an ancient gift of the gods. a place where humans were banished from the gods. 4. All of the following ...
April 27, 2015

World Geo, Help pls
8. B ?
April 27, 2015

World Geo, Help pls
7. A ?
April 27, 2015

World Geo, Help pls
is 5. B?
April 27, 2015

World Geo, Help pls
oops i mean is 3. C???
April 27, 2015

World Geo, Help pls
3. D
April 27, 2015

World Geo, Help pls
1. B 2. B 3. D OR B 4. D I do not know...
April 27, 2015

World Geo, Help pls
These are the rest a place of unending suffering and pain. a source of wealth to conquer in the name of one's ancestors. an ancient gift of the gods. a place where humans were banished from the gods. 4. All of the following statements are true about Aborigine ceremonies ...
April 27, 2015

World Geo, Help pls
I think 1. A and 2. B
April 27, 2015

World Geo, Help pls
Please help!!! Which of the following is not true about Aborigine culture? (1 point) It is the oldest surviving culture on Earth. Traditional Aborigine societies formed agricultural settlements. Aborigines do not believe that land belongs to humans. Aborigine groups are spread...
April 27, 2015

Math
A printing company makes plastic banners 15 feet long by 6 feet wide. An overseas customer wants to know about how many square meters the banner is. Use 1 foot = 0.305 meter. a 8.37 square meters b 27.5 square meter c 90.0 square meter d 900 square meter Is c the correct answer?
March 26, 2015

Analytical Chemistry
For a triprotic acid H2PO4. Ka1=7.11e-3, Ka2=6.32e-8 and Ka3=7.1e-13. 50mL each of 0.05F CaCl2 and 0.05F phosphoric acid were mixed. Ksp CaHPO4=2.6e-7. a) Would CaHPO4 precipitate when phosphoric acid and calcium chloride were mixed together? b) List all species (ions, ...
March 24, 2015

college chemistry
solid diarsenic trioxide reacts with Flourine gas to produce liquid arsenic pentaflouride and oxygen gas. Write the Qc for this reaction
March 24, 2015

chemistry
enthalpy of combustion of CO2=-393.5 kJ/mol enthalpy of formation of CO2 = -enthalpy of combustion of CO2 = -(-393.5 kJ/mol) = 393.5 kJ/mol number of moles of CO2 = mass CO2/molecular mass of CO2 = 35.2 g/ (12.01+16.0x2)g/mol =0.800 mol 1 mol of CO2 formed using 393.5 kJ 0.800...
March 24, 2015

Science
to stop a moving object, a force with the same magnitude should be applied at opposite direction.therefore: momentum of car + momentum of clay = 0 momentum of car = - momentum of clay mass of car x speed of car = mass of clay x speed of clay speed of clay = (mass of car x ...
March 24, 2015

physis
acceleration = (final velocity -initial velocity)/time = (40-20)m/s/4s =5m/s^2
March 24, 2015

physics help
Please explain the answers. Thank You 1. A rifle is fired horizontally over a large flat plane. At the instant the rifle is fired, a student drops a second identical bullet from the same height as the rifle. Which bullet hits the ground first? 2. A monkey is hanging from a ...
March 19, 2015

Hate Math
Consider the expression: (28/4). 5-6 + 4square. Explain the order of operations you would use to simplify this expression. then simplify it.
March 12, 2015

Chemistry
It's January in Nashville and your local weather station just informed you that the temperature outside is -4.37 degrees Celcius. You estimate the amount of ice on your driveway to be approximately 30kg. What is the minimum amount of sodium chloride in kilograms (kg) ...
February 20, 2015

algebra
A quarry shaped like a cone has a height of 42 ft and a diameter of 47 ft. What is the volume of the quarry? Round your answer to one decimal place and use 3.14 to approximate pi. ft3
February 20, 2015

Math
A survey of 59 customers was taken at a bookstore regarding the types of books purchased. The survey found 36 customers purchased mysteries, 28 purchased science fiction, 21 purchased romance novels, 15 purchased mysteries and science fiction, 12 purchased mysteries and ...
February 18, 2015

algebra
an isosceles triangle is one in which two sides are the same length. The perimeter of an isosceles triangle is 36cm if the length of the congruent sides is 4 times the length of the third side, find the dimentions of the triangle
February 12, 2015

Algebra I
Operations with Integers 6/25 [- 5/9] 6 * 5 ______ 5*5*9 Now I cancel the five on top and one of the five on the bottom. = 6/45 I don't know if I did the operation correct? Thank You for your help.
January 28, 2015

Physics
*this
January 26, 2015

Physics
are you sure you type his right because both car are moving in the same direction?
January 26, 2015

  1. Pages:
  2. 1
  3. 2
  4. 3
  5. 4
  6. 5
  7. 6
  8. 7
  9. 8
  10. 9
  11. 10
  12. Next>>