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Viktor [21]
3 years ago
15

Calculate the average atomic mass of gold is 50% is gold 197 and 50% is gold 198

Mathematics
1 answer:
xxTIMURxx [149]3 years ago
3 0
The answer is 74.125 average you add all them up divide by 2
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den301095 [7]
1/6 is the answer. Good luck!
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3 years ago
Make an equation for the line v=(6,6) is perpendicular to y=-2/3x-11
natali 33 [55]

Answer:

y=-2/3x+10

Step-by-step explanation:

y=2/3x-11

plug in plot and remove intercept

6=-2/3(6)+b

6=-4+b

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5 0
2 years ago
What is the discriminant of 9x2 + 2 = 10x?<br> –356 <br> –172 <br> 28<br> 72
Airida [17]

Answer:

<h2><em>C. 28</em></h2>

Step-by-step explanation:

7 0
3 years ago
Read 2 more answers
Hannah sold 48 flowers in 3 hours at the farmers market if she continues to sell at that rate how many flowers will she sell in
igomit [66]
First, find the rate of flowers bought per hour:
48 / 3 = 16 flowers per hour.
Then, to find the amount bought after 2 hours, multiply the 16 flowers per hour by 2.
16 * 2 = 32.
After 2 hours, she will have bought 32 flowers.
5 0
3 years ago
How do you simply the square root of 28
maria [59]
\sqrt{28} can be rewritten as ;
=\sqrt{7*4}
=\sqrt{4} * \sqrt{7}
=2\sqrt{7}
3 0
3 years ago
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