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Posts by Anonymous

Total # Posts: 107,947

all
For highschool what percentages correspond with grade letters. like is a 91% an A, A-, or A+

health
I never said I was suicidal

health
I already reported it

health
Why do schools not teach childeren about sexual abuse. If i was taught that no one is alowed to touch my private parts when I was in kindergarten then i would have been able to tell that my father was raping me.

Math
AB ∥ CD

Math
AB ? CD

Math
AB ☍ CD

science
It's 1.C 2.A 3.D 4.false

Physics
mgH=mv²/2 v=sqrt(2gH) F=?p/?t= ?(mv)/ ?t=m ?(v)/?t= =m[sqrt(2gH)-0]/?t= m[sqrt(2gH)]/ ?t

mosab bin omair
The answer is 0.038. Substituting into the equilibrium expression, you have K = (0.013*0.0001)/(0.000034)

Algebra - Solving Systems by Elmination
3x + 8y = -5 -2x + 2y = 18

math
When your doing your math classwork try matching up the problems with Khanacademy its free and gives you immediate feedback when you are wrong and how to do the problem. The key is to actually learn this math. Then when you get stuck on classwork you can get the Tutor or ...

math
sorry 4 your loss

math
Please help with this test, I was out of school for awhile due to my dad passing away from heart and kidney failure. I'm trying to catch up on missing work and get good grades to make my mom happy and every time I ask my teachers for help with this test they really don'...

Social Studies Abolitionism Quiz
Who was the publisher of The Liberator?

Social Studies Abolitionism Quiz
Based on this early illustration of the town, what is one reason why Francis Lowell's partners might have chosen this area to build the factory town of Lowell?

Reading Process LA Q
C. C. A. A. B. 100% correct, just took it

CHEMISTRY URGENT
1. You have been given a sample of unknown molarity. Calculate the molarity of a solution which has been prepared by dissolving 8.75 moles of sodium chloride in enough water to produce a solution of 6.22l. 2. You have a sample which consists of 428g sodium hydroxide (NaOH) ...

math
Uncle Bill is 6 times as old as John and he will be 4 times as old as John in 4 years' time. If Uncle Bill is less than 60 years of age, how old will he be in 6 years' time? Please show working out as well, thanks.

math
A 2m wide path is built around a 20m square swimming pool. The distance around the outside of the path will be: A) 96m B) 48m C) 92m D) 56m Also, please explain how you got the answer, thanks.

math
Oh, ok, thanks.

math
Lee bought 8 T-shirts for $2.32 each and sold them for $5.18 each. How much money did she make?

Math
Which pair of ratios does not form a true proportion? A 8:14–20:35 B 6 to 10 and 15 to 25 C 9/5 equals 27/15 D 12:15 and 30:50

Math
64

physics
oh! ok thanks

physics
But that doesn't make sense because an apple can't make the earth move, even a little.

physics
when an apple falls from a tree, and strikes the ground without bouncing, what happens to its momentum?

Science
Wolves: Moose: 6 10 3.Calculate the average of moose killed by one wolf in each territory. So, would I divide the number of moose by wolves, or wolves by moose?

math
A scientist observes two colonies of bacteria. The first grows at a rate of 2.2 x 10^6 bacteria per hour. The other grows at a rate of 6.3 x 10^5 bacteria per hour. Which grows faster? How do you know?

Math
At one afterschool event, of the students were 8th graders and the rest were 7th graders. Of the students who were in 7th grade, the ratio of boys to girls was 3:5. What percent of all the students at the afterschool event were boys who are in the 7th grade? Help plz

physics
when temperature increases from t to # t and the moment of inertia is increase from I to #I. the coefficent of linear expansion is alpha .THE RATIO OF #I\I IS

Maths
PQRS is a rectangle, whose diagnols PR =2x + QS=3x+1.Find the value of x

Account _trial bal
Goods return from debtors come in which account debit or credit

English
Help me write a hyperbole poem

Physical science
What was Jack's speed from 5 sec to 10 sec

math
With 300 dollars one will have to buy total 30 items. If price of a exercise book is 30 dollars, price of pen is 24 dollars and price of a pencil is 6 dollars, and if that person is bound to buy at least one of each item, how many exercise books, how many pens and how many ...

stiochemetry
what mass of silver nitrate is needed to prepare 100cm3 of silver nitrate solution, concentration 0.2mol/dm3? the mass of one mole of silver nitrate is 170g

accounting
Revenue is traditionally recognized in the accounting records when A. cash is received. B. services are rendered. C. it’s incurred. D. None of the above

Math
Need to build a rectangular garden on an area of 8,000 sf. What are the dimensions?

Physics
Find the specific heat of an unknown metal given this data: Mass of the metal = 120 g Temp of the metal = 220 degrees Mass of the water = 30 g Initial Temp of the water = 20 degrees Final Temp of the water = 85.6 degrees Specific Heat of the water = 4.186 J/gram C I get 0.51 J...

American Government
For Q3, it might help to look up a graph for public debt over the years.

language arts
what do these lines most likely reveal about grandma sands?????!!!!! plese answer!!!!!!!!!

Math
One third of a number divided by itself gives 1/3. Find the number.

Stem
Calculate the pH of the solution resulting from the addition of 20.0 mL of 0.100 M NaOH to 30.0 mL of 0.100 M HNO3. (a) 1.35 (b) 1.70 (c) 1.95 (d) 2.52

Math
The average of third number is 29 if the average of two number is27 .find the third number ?

chemistry
Metal carbonates => Metal Oxides + Non-metal oxides Ammonium Carbonates => Ammonia (gas) + Water (gas) + Carbon Dioxide (gas)

Chemistry
Single Replacement Oxidation Reduction Rxn Zn(s) + 2HCl(aq) => ZnCl2(aq) + H2(g)

Chemistry
Without aluminum, zero moles. You also need to include molarity of sulfuric acid.

Math
12 it's 12!!! Hahaha

calculus
f'(-2) if F(x)=g(h(x))

Math
If a boy run at the rate of 10km/h then whow long will he take to cover a distance of 450 m

Math
I am a polygon. The sum of my angles equals 180. I have two sidesthat are congruent. What am I?

math
51 is the product of Rhonda's age and 3.

Math
One of the largest pumpkins ever grown weighted 4/5 ton. About how much did the pumpkin weight.

Math
One of the largest pumpkins ever grown weighted 4/5 ton. About how much did the pumpkin weight.

physics
Oh okay. Thank you very much bobpursley. I was forgetting so use sin and cos. I was trying to solve the problem just using numbers. Thank you for the help and helping me to see my mistake.

physics
Can someone please help me? I am having a really hard time with physics. This is not a test question. It is a practice problem from a review website I am supposed to use, but I am having a really hard time. Can someone at least help me to begin setting up the problem? I would ...

math
There are technically 2 different ways that you could go about solving this problem. The first option is definitely the easier way to solve this problem because it is completely visual - unless you prefer to solve things algebraically. The first way to solve this problem would...

math
The angle of elevation of the top of a building from a point 10m away in level ground is 30.calculate the height of the building

Career
South Africa, English first additional language is a subject and that level 3 is the level that I have obtain in English first additional language.

calculus
how do i get the answer for this limit limit x to 0 (4^2x-1) without using direct substitution my work so far is limit x to 0= (4^2x-1) = (4^2x/4^-1) is it correct?

Math
If frank earned in a simple interest for oneyear on an investment of 9000 .what annual rate of interest was paid

math
Consider a box that contains 14 red balls,12 blue balls and 9 yellow balls.A ball is drawn at random and the color is noted and then put back inside the box.Then,another ball is drawn at random.Find the probability? a.both are blue b.both balls are yellow c.the first is red ...

thermodynamics
21.395 cubic meter over kmol

Chem
Oh I got C and H = to 2.71

Chem
Find the empirical formula of a compound found to contain 63.15 percent carbon 5.30 percent hydrogen and 31.55 percent oxygen I got C27H27O

social studies
If I were in Antarctica during the winter will it be warmer in summer

American Government
1. A, B, D, E 2. C 3. D

American Government
In our New England state we have for example Essex County. It contains the City of Gloucester and other cities as well as towns like Rockport, Manchester by the Sea, Hamilton.....

American Government
my answer to 3 would also have been A

American Government
cities have mayors, counties do not

Physics
velocity ratio of 5 implies a distance ratio of 5 5 * 0.40 m = 2 m work done by arms = 60*2 = 120 Joules work done by lift on mass = 25*9.81*0.20 = 49.05 Joules loss in energy = 120 - 49 = 71 Joules

mathematics
Solve the equation: 4x squared-24=16x,4x-12(12raise to the power of x)+32=0

mathematics
To what value does the sum 20+12+36/5 tend as n.I really don't have any idea.

am I right ? or no?
i am not correct

am I right ? or no?
try it on your calculator :)

am I right ? or no?
.99999....^t ---> smaller and smaller 1.000001^t ---> bigger and bigger

Health
I'm not telling youuuuuu

Health
i know them but.

Health
1. D 2. A 3. A I stil don't know the rest! HELP MEEEEEEEEE

Maths
If a wire is bent into a square ,it's ara is 49cm2. If it is bent into a semi -circle , what will be its radius

Math
I bought three times as many erasers as pens and spent $155 in total. I spent $65 more on the pens than the erasers. Given that 's pen cost $1.90 more than an eraser, find the cost of a pen.

Algebra
23 is subtracted from 4 times of a number the result is equal to 1/3 of 54.Find the number?

physics
A small tiny nail may Pierce an inflated Tyre and remain there without pressure reduction.explain

physics
zero If there is no motion, no work is done.

Math;);)
please guys I need help I am stuck on this problem

Math;);)
Show that there are at least two ways to calculate the angle formed by the vectors [cos 19, sin 19] and [cos 54, sin 54].

Physics, math, algebra
How long will it take a sled to reach the bottom of a hill, if it accelerates at 5.60m/s^2 and has a final velocity at the bottom of the hill of 42.3km/h?

Math
Write a division equation that has a solution of -9/14

Physics11 A
No I haven't yet. How far along are you on it?

Physics11 A
Hi, I'm in the same physics class as well and need help with it too. I'm lined up to get help from a tutor. Did you complete it yet?

Physics11 A
I am not asking for answers. I am asking for help on my school work, which is exactly what this website is for. It's alright if you can't help me though. Thanks for the concern anyhow!

Physics11 A
CA students help! Did anyone do the Conservation of Mechanical Energy Lab in Unit 3 Lesson 3? I am very confused on what to do or how I would write a report on it. Please help!

Math
Asked to simplify the expression sin(180−è), Rory volunteered the following solution: sin(180−è) = sin 180âˆâ...

biology
Nvm I see you put where it says one point lol

biology
Did you get all of these right?

biology
1. The table in Figure 12-3 showes the results of measuring the percentages of the four bases in the DNA of several different organisms. Some of the values are missing from the table. Based on Chargaff's rule, the percentages of guanine bases in chicken DNA should be ...

math
Okay thank you!! the signs confused me

math
7x-3x = 4x

math
How did you get 4x

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