All Questions ⁺⁰231021 Questions

0

813

4

Provided Answer - Wanted Solution

What is the value of B in the picture?

hectictar ●●●●

Guest Aug 3, 2017

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587

1

2500/month for 10 yrs @ 7% interest. Also, is the interest compounded monthly due to monthly contributions? Thanks!

2500/month for 10 yrs @ 7% interest. Also, is the interest compounded monthly due to monthly contributions? Thanks!

Guest Aug 3, 2017

0

855

4

Math Question

what is 6^2/2(3)+4

Guest Aug 3, 2017

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1003

4

how do i prove triangleABC is a right triangle?

vertices: A(-3, 5), B(4,7), and C(-1,-2)

Guest Aug 3, 2017

Aug 2, 2017

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909

3

x2-16=?

x2-16=?
read more ..

Guest Aug 2, 2017

0

3

942

1

help needed now!!!!! please btw i love this website

A convex, 11-sided polygon can have at most how many acute interior angles?

Guest Aug 2, 2017

0

1

700

1

help

In the diagram below, determine the value of x:

Guest Aug 2, 2017

+2

1624

1

+11912

please explain clearly in detail

what is isoneutronic?

Q. Two nuclides A and B are isoneutronic. their mass nos. are 76 and 77 respectively. if the atomic no. of A is 32 , then the atomic no. of B will be?
read more ..

rosala Aug 2, 2017

0

883

2

+4609

HELP! ME!

Find the sum of all the perfect squares (positive integers) of the form
where x is an integer

tertre Aug 2, 2017

+1

1207

2

+11912

Pls elaborate!

Which of the following shows an increasing value of |e/m| ?
A)n

B) n< p< alpha read more ..

rosala Aug 2, 2017

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694

1

fraction

what is 2 1/8 - 3/8

Guest Aug 2, 2017

0

12628

1

v=1/3bh for h

Guest Aug 2, 2017

0

784

1

What is (62^62-62^(62-1))/(62^(62-1))^sqrt ((62^(62-1)+(62^62))-62^(62-2))

What's (62^62-62^(62-1))/(62^(62-1))^sqrt ((62^(62-1)+(62^62))-62^(62-2))

Guest Aug 2, 2017

+1

1409

4

+11912

oh , please help me!

the mass nos. of 3 isotopees of an element are 10, 12, and 14 units . Their percentage abundance is 80, 15 and 5 respectively. what is the atomic weight of the element?

i literally have no idea what to do here, i thought atomic mass read more ..

rosala Aug 2, 2017

0

1872

1

probability

A magician designed an unfair coin so that the probability of getting a Head on a flip is 60%. If he flips the coin three times, what is the probability that he flips more Heads than Tails? Express your answer as a common fraction.

Guest Aug 2, 2017

0

635

1

How does this work?

How does 64^-2/3 = 1/16= 0.0625

Guest Aug 2, 2017

0

708

1

Milk Container

There are two containers out of which one can hold 2 and 1/2 litres of milk while the other can hold 1 and 1/3 litres of milk. Suppose there are 4 containers of the first type and 9 containers of the second type. How many litres of milk is required to fill read more ..

Guest Aug 2, 2017

+2

3944

3

+11912

Calculating the fraction of space in an atom.?

The approximate radius of a H-atom is 0.05nm, and that of a proton is 1.5 x 10^-15m. Assuming both the hydrogen atom and the proton to be spherical, calculate fraction of the space in an atom of hydrogen that is occupied by nucleus.

rosala Aug 2, 2017

+1

1128

2

+11912

HELP!!!!!

im so confused between chlorine and chloride,,,,,..what is the mass no, of chloride?and what is the no. of protons , neutrons and electrons in it.....pls tell me how to find this stuff out im so irritated

rosala Aug 2, 2017

+1

1029

0

+11912

please explain your answer nicely!

Find

a) the total no.
b)the total mass of neutrons in 7mg of 14C. read more ..

rosala Aug 2, 2017

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