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Gallium (Ga) consists of two naturally occurring isotopes with masses of 68.926 and 70.925 u. The average atomic mass of Ga is 69.72 u. Calc

Gallium (Ga) consists of two naturally occurring isotopes with masses of 68.926 and 70.925 u. The average atomic mass of Ga is 69.72 u. Calculate the abundance of each isotope.

Alan ●

Guest Mar 8, 2015

+10

758

2

+11912

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rosala Mar 8, 2015

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642

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what rate of simple interest was $500 invested at, if it accumulated to $688 in 4 years?

rosala ●

Guest Mar 8, 2015

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585

1

10,12,13,14,14,16,18,23,24,26 what is the median

10,12,13,14,14,16,18,23,24,26 what is the median 15?

Given above, describe the shape of distribution please.

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Guest Mar 8, 2015

0

496

1

what is (8)x= (15)(12) ?

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Guest Mar 8, 2015

0

1094

2

4i^6+3i/1-2i-(9+4i)

=???

heureka ●●

Guest Mar 8, 2015

0

678

1

After how many years is a $100 investment worth twice as much at 7% per annum then at 4.5% per annum

CPhill ●

Guest Mar 8, 2015

0

517

1

10,12,13,14,14,16,18,23,24,26 what is the median

CPhill ●

Guest Mar 8, 2015

0

432

1

Whats 9+10?

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Guest Mar 8, 2015

0

1057

1

If the quotient of 8/9 and 1/3 is subtracted from product 3 3/4 and 3 3/7 whats the diffrence

CPhill ●

Guest Mar 8, 2015

0

677

1

find A that: A=2-5+8-11+14-17+...+98-101

CPhill ●

Guest Mar 8, 2015

0

761

1

find the distance and midpoint between (5,4) and (2,7)

CPhill ●

Guest Mar 8, 2015

+5

754

1

+18

what is peremiter

what is peremiter is a distnce around tha polygon

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lee0706 Mar 8, 2015

+5

463

0

+18

what is volume

what is volume is a njumber of cubics that content in a solid number

lee0706 Mar 8, 2015

0

377

1

there were 5832 entries in the contest if there had been 168 more. How many winning entries would there have been

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Guest Mar 8, 2015

0

479

0

what is the hardest math concept to learn

Guest Mar 8, 2015

0

756

1

What do cosh, sinh, tanh mean?

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Guest Mar 8, 2015

0

463

2

what are the number combonations for 5 and 8 and 3

Melody ●●

Guest Mar 8, 2015

0

497

2

.06=(188/188+x)(100)

Melody ●●

Guest Mar 8, 2015

0

592

1

an item is originally priced at $62 is marked 15% off. What is the sale price.

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Guest Mar 8, 2015

0

799

3

What is the x intercept of tan(x-pi/3)?

CPhill ●●●

Guest Mar 7, 2015

0

2528

1

(30(-7))-(210(-3))

Tetration ●

Guest Mar 7, 2015

All Questions ⁺⁰237784 Questions

Gallium (Ga) consists of two naturally occurring isotopes with masses of 68.926 and 70.925 u. The average atomic mass of Ga is 69.72 u. Calc

Happy International Women's Day everyone!

what rate of simple interest was $500 invested at, if it accumulated to $688 in 4 years?

10,12,13,14,14,16,18,23,24,26 what is the median

what is (8)x= (15)(12) ?

4i^6+3i/1-2i-(9+4i)

After how many years is a $100 investment worth twice as much at 7% per annum then at 4.5% per annum

10,12,13,14,14,16,18,23,24,26 what is the median

Whats 9+10?

If the quotient of 8/9 and 1/3 is subtracted from product 3 3/4 and 3 3/7 whats the diffrence

find A that: A=2-5+8-11+14-17+...+98-101

find the distance and midpoint between (5,4) and (2,7)

what is peremiter

what is volume

there were 5832 entries in the contest if there had been 168 more. How many winning entries would there have been

what is the hardest math concept to learn

What do cosh, sinh, tanh mean?

what are the number combonations for 5 and 8 and 3

.06=(188/188+x)(100)

an item is originally priced at $62 is marked 15% off. What is the sale price.

What is the x intercept of tan(x-pi/3)?

(30(-7))-(210(-3))

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