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Questions Asked on June 30, 2020

Calculate the number of moles of Na2CO3 present in 100cm^3 of 2 M Na2CO3 solution.i got 5 moles.am i right
1. 5 answers
2. asked by lucy
3. 2,003 views
There are 5 teams in a basketball competition each team must play each of the other team once how many games will each team play
1. 3 answers
2. asked by Rihanna
3. 2,147 views
give some examples of polynomial.
1. 3 answers
2. asked by Anonymous
3. 338 views
What is the final velocity of the van after it travels 10 seconds with a uniform acceleration of 3 meters/second^2?
1. 0 answers
2. asked by Mimic
3. 1,388 views
What is the time interval corresponding to an area of 20 meters under the velocity versus time graph of a car starting from
1. 0 answers
2. asked by Mimic
3. 1,219 views
A local pizza shop has 8 different toppings to pick from. How many ways can you pick three different toppings for your pizza if
1. 1 answer
2. asked by mo
3. 634 views
1. How will the pressure vary if:a. force is doubled while keeping the area constant? b. force and area both are tripled? c.
1. 2 answers
2. asked by Kavya
3. 870 views
What 2D figure would result if you sliced a right rectangular prism horizontally?
1. 2 answers
2. asked by carl
3. 373 views
A semi-circle sits on top of a rectangle to form the figure below. Find its area and perimeter. Use for 3.14.The rectangle is 4
1. 6 answers
2. asked by Star
3. 13,507 views
Determine the number of sodium ions contained in 25cm^3 of 0.5M sodium carbonate solution.
1. 2 answers
2. asked by lucy
3. 746 views
Which excerpt from Robert Stawell Ball's Great Astronomers is best supported by this diagram?Excerpt 1 These movements were
1. 1 answer
2. asked by mnmnmn
3. 1,177 views
Two business partners, Ellen and Bob, invested money in their business at a ratio of 5 to 8. Bob invested the greater
1. 1 answer
2. asked by Anonymous
3. 379 views
Find the number:112/100 of which is 56
1. 1 answer
2. asked by Klara Star
3. 1,191 views
Given a=1, b=3, and f(x)=x^2, apply the mean value theorem.My question is, what would f'(c) in this problem? How do I find it?
1. 1 answer
2. asked by Ben
3. 353 views
The ratio of the measures of the angle of a triangle are 1:3:5. The measures of the largest degrees is? I need this like as soon
1. 1 answer
2. asked by Jennifer
3. 553 views
If BC = 8 , AB = 24 , DC = 48 then BE equals ?
1. 1 answer
2. asked by Jennifer
3. 407 views
1) Read the scenario.A car starts 10 m north of a reference point. It moves at a constant velocity over the next 5 s, reaching a
1. 1 answer
2. asked by Ash
3. 1,400 views
Which of the following choices correctly describes the behavior of the sound wave as it moves from metal to air?The sound wave
1. 1 answer
2. asked by Rose
3. 1,196 views
Prove that if a particle moves along a curve at constantspeed, then the velocity vector is at all times perpendicularto the
1. 1 answer
2. asked by Anonymous
3. 377 views
Can somebody shows I how to get from(30x^4 (x^6+4)^3/2 -54x^10 (x^6+4)^1/2)/(x^6 +4)^6/2 to (120x^4 -24x^10)/(x^6+4)^3/2
1. 2 answers
2. asked by Anonymous
3. 457 views
Points A, B, and C are collinear with B between A and C. Points M and N are the midpoints of segmentsAB and AC , respectively.
1. 3 answers
2. asked by Anonymous
3. 1,425 views
Hey!! I would SUPER appreciate it if you could help me with these! Thank you! :)1. Astronomers measure large distances in
1. 2 answers
2. asked by i got summer schooled
3. 905 views
In an office, there were 24 more females than males. 60% of the workers were females. How many workers are there in total?
1. 5 answers
2. asked by Afrah
3. 406 views
a huge oil tanker, salt water has flooded an oil tank to a depth of h2 = 5,0 m. On top ofthe water is a layer of oil h1 deep, as
1. 0 answers
2. asked by Senatsi
3. 1,187 views
Which statement best explains why the Louisiana Purchase of 1803 was important to the development of the United States?
1. 1 answer
2. asked by Anonymous
3. 405 views
4x³+2x²-3x+1/(2x+1)(x-3)
1. 1 answer
2. asked by Olayiwola Damilare Samuel
3. 558 views
Prove that 1-cosx/1+cosx=tan^2x/2
1. 1 answer
2. asked by Lohitha
3. 2,651 views
Hi I’m having trouble with this math topic How changing a value affects the mean and median. My math problem is The monthly
1. 3 answers
2. asked by Savannah
3. 526 views
a number is chosen at random from the interger 10 to 30 inclusive what is the probability that it is a multiple of 3, a multiple
1. 4 answers
2. asked by Jessica
3. 1,578 views
A group of 10 students are ona field trip when their bus breaks down 40 miles away from the school. A teacher takes 5 of them
1. 2 answers
2. asked by JP
3. 1,413 views
Find m :- 1) (5^m×5^3×5^(-2))/5^(-5) =5^12
1. 1 answer
2. asked by Divya
3. 295 views
CRITICAL THINKING: Mercury's average distance from the sun is 57,910,000 km. The Earth is approximately 93,000,000 miles from
1. 1 answer
2. asked by Divya
3. 575 views
15. At Generic High School, in the year 2001, there were 20 students per every computer. In 2008, there were 4 students per
1. 2 answers
2. asked by Bella
3. 1,284 views
charge +2micro coulomb is placed at a pointA(2,1,0). another charge-3 microcoulomb placed at B(4,2,-1). find the net force on
1. 0 answers
2. asked by Anonymous
3. 428 views
Factorise -a^6+8b^6+c^6+ 6a^2 b^2 c^2
1. 1 answer
2. asked by Shehzad
3. 358 views
Factorise.(x+y)^3 +(2y+3z)^3+ (3z+4x)^3 -3(x+y)(2y+3z)(3z+4x)
1. 1 answer
2. asked by Shehzad
3. 379 views

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