# Posts by ali

Total # Posts: 835

math
The difference of two number is 33. the larger number is one more tHan three time the smaller number .find the number.

physics
a block of mass 0.1kg is attached to spring and placed on a horizontal frictionless table .the spring is stretched 20cm when a force of 5n is applied.calculate the spring constant

Maths
64 men can complete a work in 15 days.to complete the same work in 12 days how many more men are required

chemistry
Calculate the amount of silver deposited at cathod when 5 ampere of current is passed for 50 minutes through a solution of AgNO3

Math
The Mall: My sister likes to go shopping. Yesterday she borrowed a wad of money from Mom and went to the mall. She began her excursion by spending \$18 on a new CD. Then she spent half her remaining money on a new dress. Then she spent \$11 on lunch. Then she spent one-third of ...

Math
The value of the expression (6x^3y)(8x^2y^4) for x = 2 and y= -1 is?

Math Word Problem
33% are male because there is 67% + 33% = 100%. 33%

Social studies
UM.... B & C are the same by the way but B is correct.

ed tech HELP PLS
Ok Thank you I got that correct.

ed tech HELP PLS
why is it important to take responsibility for your online publications? a. What you post can hurt or slander others*** b. people will know who the author is c. your parents need to see what you post d. what you post is important for your grade

grammer
sorry

english

english
I'm going forward to-(go.going to go.be go.going)-- on vacation next months . we can use go here.sorry if it's not clear.

english
I'm going forward to--- on vacation next months . go is right because its to+infinitive

english
which word is right?? I'm going forward to on vacation next months . go.going to go.be go.going

health help mrs.sue pls
never mind it was drug and stimulant

health help mrs.sue pls
what is alcohol categorized as.

health help mrs.sue pls
would it be A and B

health help mrs.sue pls
alcohol is categorized as drug stimulant depressant carcinogen only 2

Ed Tech @Ms.Sue
I believe you are right on all of them.

health PLS HELP 35% OF GRADE
would it be a drug and a stimulant

health PLS HELP 35% OF GRADE
mrs.sue pls help

health PLS HELP 35% OF GRADE
alcohol is categorized as a drug a stimulant a depressant a carcinogen pick 2 only

Chem!
i think it is sulfur but just go with your gut.

Social Studies
okay thanks ms.sue.

Social Studies
you are welcome. Are you good at thesis statements? I have a question and I want your opinion.

Social Studies
Okay. I am not good at the things that involve the government so just do what your gut tells you.

Social Studies
A might be right but I also think D because men were able to vote before so they might be equal to men.

whats the question
Sure why not.

Social Studies
you are welcome and thanks for the pop singers answer.

Social Studies
d. I think.

Social Studies
1. 4 2. 4 or 2 3. idk 4. 1 5. 4

ELA
Think about the Christian music? Christian music calms you down and takes the weight off your shoulders. As a Christian I thought that would be the best answer.

ELA
What would be a good thesis statement for comparing and contrasting Pop and Christian music?

examples of pop singers
Who are some appropriate pop singers. I need it for a ELA paper due today.

Social Studies
you are welcome EmberShy.

Social Studies
I think you are right I am not sure.

Physics
I think it might be 5. I don't know.

ELA
okay thank you both I got an A on the test.

ELA
okay thanks

ELA
Which of the following shows a transition? although however ( my answer ) just as whereas

science
I think the answer is decreased and increased temperature.

math
okay thanks

math
find a commission on a \$1,250 sale with a commission rate of 5%. \$62.50 \$6.25 \$75.00 \$125.00 HELP PLSSS

Math
u r welcome

Math
11:4

math

chem
ethanol melts at -114c the enthalpy of fusion 5.02 kj/mol the specific heats of solid and liquid ethanol are 0.97 and 2.3 respectively . how much heat is needed to convert 25 g of solid etanol ay -135c to liquid ethanol at -50c?

HISTORY
hich of the following best explains what led to the concept of Manifest Destiny? Americans wanted to protect the land of the Native Americans. Americans thought they should spread their culture and ideals. Americans wanted European countries to stay out of their affairs. ...

HISTORY
Why was the early West considered a "crossroads of culture"? A: Mexico originally owned the land, so the cultures of Americans, Mexicans, and Native Americans were all present in the West. B: The California Gold Rush brought in people from all over the world, which ...

Science
Two drivers start at the same time to make a 100- km trip. Driver 1 takes 2 hrs to complete the trip. Driver 2 Thames 3 hrs, but stops for an hour at the halfway point. Which driver had a greater average speed for the whole trip? Explain

Social Studies
which river flowing through Ukraine serves as an important route to the black sea?

Physics
A ball is allowed to fall freely from certain heightn. What distance it covers in 1st second?

Math
Beth is waiting for her friends plane to land. the plane will land at time T uniformly distributed in 70 minuetes. Determine the probability that the Plane will land in 30 minutes?

engineering
b) The crank OA of a mechanism, as shown in the figure, rotates clockwise at 120 r.p.m. The lengths of various links are OA = 100 mm ; AB = 500 m ; AC = 100 mm and CD = 750 mm. Find by instantaneous centre method: 1. Velocity of point C. 2. Velocity of slider D. 3. Angular ...

math
5x^2-3x-9

math
Find a polynomial, which, when added to the polynomial 5x2–3x–9, is equivalent to: 0

math
a man was trying to swim to a buoy placed at a distance of 200m out in the sea. it took him 1 min to swim 20m. then a wave pushed him back 10m and he rested for about 1min before swimming again. he continued in his way for the rest of their journey. how long would it take the ...

math
the length of a rectangle is 2 less than 3 times the width. the perimeter is 20 cm. find the length, width, and area of the rectangle. i got stuck after L=3W-2 but i'm not sure what to do after.

Physics
A car with its passengers have a total mass of 4200kg .the car is travelling along a horizontal road when it moves ,it experiences a forward driving force of magnitude F newtons and a constant resistance force(opposite to driving force)of 850N a)what is the value of F if the ...

Physics
A 40 kg child start from rest and travels 4 m down a slide that is inclined 35 degree to the horizontal. If her speed at the bottom is 2.5 m/s , what was the frictional force along the slide?

math
John and Bryan share Rs 1500.If John gets twice as much as Bryan,how much money does Bryan have?

Material mechanics
following data was obtained from a tensile test of steel. The test specimen was 15mm in diameter and 50 mm in length Load (kN) Elongation(mm) 5 0.005 10 0.015 30 o.048 50 0.084 60 0.102 64.5 0.109 67 0.119 68 0.137 69 0.160 70 0.229 72 0.300 76 0.424 84 0.668 92 0.965 100 1....

Material mechanics
A flat plate specimen of a soft metal alloy is to be tested by pulling on round pins inserted through the ends of the plate, as illustrated below (a) Calculate the required diameter of the pins, given that the plate is 8.0 mm thick, the maximum tensile load is 4.0 kN and the ...

math
Write each equation in slope-intercept form. Underline the slope and circle the y-intercept in each equation. 4y=–6+4x all i got is that the y int. is -3/2 and that is correct

math
Give the equation of a line that is parallel to y=3 through the point (4,4).

Math
Prove that angle a is equal to angle E if angle D is equal to angle c Science I can't put the picture of the triangle I will try and explain it Two triangles that connect on one angle >< like this but a triangle and the angle in the middle ^ ( the angle that has the...

LANGUAGE ARTS

Algebra
I'm thinking of a number. When I multiply it by 6 and subtract 30, the answer is 78 What is Noah's number?

Physics
I=m(vf-vi) 50 N= 1.5 kg (vf-16) 33.33= vf-16 vf= 49.33 m/s

Chemistry
thanksssss I see what you said we used the Ag from AgBr to find the [I] by using the Ksp for AgI

Chemistry
Solid AgNo3 is added slowly to solution of 0.001M Cl,Br,and I a) at what concentration of Ag will AgI precipitating? at what concentration of Ag will AgCl precipitating? at what concentration of Ag will AgBr precipitating? b) calculate the percent % of I ppt before reaching of...

Chemistry
Solid AgNo3 is added slowly to solution of 0.001M Cl,Br,and I a) at what concentration of Ag will AgI precipitating? at what concentration of Ag will AgCl precipitating? at what concentration of Ag will AgBr precipitating? b) calculate the percent % of I ppt before reaching of...

Chemistry
M1V1=M2V2 17xV1=1.78X0.15 V1=0.01571 L

CHEM 1411
nM1V1=nM2V2 n= the moles from the balance equation HBr Ca(oH)2 2(0.0215)V1=1(0.015)(0.235L) V1= 0.08192L

physics
On a roller coaster, a student experiences an apparent weight of 1250 N while accelerating at 2.3 m/s^2 [U]. What is the students mass?

Math
Mr. Kole has 30 students in his class he has twice as many girls as boys what is the ratio of boys to the class

nts
how to pass nts

algebra
ewjhfkshfksjhfkjshdfksjdhfkjshdfkjs

Social studies NEED HELP
I'm thinking that the answer is finding wealth as well. Though, I'm getting hints that it's A too.

Homework 2
tnx

Homework 2
Harmony are agreeable features of classical music. are not supposed to use in here because harmony is singular. right or wrong??

Homework
thanks

Homework

elm and sanat
“You can’t tell a book by it’s cover” is an old adage. I guess the cover is wrong. am I right?

The National Aeronautics and Space Administration (NASA) has just released some startling information. The Earth's temperature reached its highest point in 136 years of record-keeping during July. "July 2016 was absolutely the hottest month since the instrumental ...

Math
An electronic firm finds that 3/64 of the resistors it makes are defective. What percentage is this?

chemistry
which of following show cistrans isomerism?

chemistry
how many moles of fe are present in 30g of rust?

Finance math
A bank pays 10% compounded annually on its three-year fixed deposit account. At the end of the three years, a 3% bonus on the final amount will be paid. find the effective interest rate that will be earned on this scheme

math
Mr. Ali purchases a government bond for five years which gives simple interest 12% p.a. At the time of maturity he gets back 160000 AED. What amount he has invested?

Stats
Suppose a Normal model describes the fuel efficiency of cars currently registered in your state. The mean is 27 mpg, with a standard deviation of 4 mpg. Describe the mileage of the most efficient 3% of all cars. a. greater than 24.9 mpg b. greater than 19.5 mpg c. greater than...

physics
An aircraft flying at a horizontally height of 8000m above the ground at 200 metre per second drops a bomb on it's target on the ground. Find the angle between the vertical and the line joining the aircraft and the target immediately the bomb is released.

physics
An aircraft flying at a horizontally height of 8000m above the ground at 200 metre per second drops a bomb on it's target on the ground. Find the angle between the vertical and the line joining the aircraft and the target immediately the bomb is released.

Math
8a+2a

Science
When 25.0 ml of a solution containing both Fe2+and Fe3 +ions is titrated with 23.0 ml of 0.0200M KMnO4(in dilute sulphuric acid), all the Fe2+ are oxidised to Fe3+ ions. Next, the solution is treated with Zinc metal to convert all the Fe3+ ions to Fe2+ ions. Finally 40ml of ...

Physics
At what displacement the instantaneous velocity become equal to half of its maximum velocity? Plz help me

chemistry
Why reversible reaction never complete

Math
"Carlos started at sea level, climbed a cliff to a height of 14 m, then dived 19 m. Find the level at which his dive ended."

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