Answer:
6.347 g Zinc to the nearest thousandth.
Step-by-step explanation:
Using the molar atomic mass of the elements:
65.38 g Zinc produces 65.38 + 2(16 + 1.008) = 99.396 g Zn(OH)2
So by proportion amount of zinc required to produce 9,65 g Zn(OH)2
= (65.38/99.396) * 9.65 g Zinc
= 0.65777 * 9.65
= 6.347g Zinc.
Answer:
55.74
Step-by-step explanation:
<em>Since the culture was tested and then the countdown started, you need to multiply the initial value by 3.5. Since it is tested once every 15 minutes, it will be tested two more times by the time 30 minutes is up; a total of 3 times tested.</em>
1.3 x 3.5 = 4.55
4.5 x 3.5 = 15.925
15.925 x 3.5 = 55.7375
Answer:
3 times 7 is 21
Step-by-step explanation:
Answer:
Step-by-step explanation:
To solve for s, you need to follow these steps.
First multiply by t both sides of the equation.
We get
Now we divide by r, both sides of the equation.
Finallly we obtain:
or
Answer:
36.99 dollars
Step-by-step explanation:
7.50 x 4 = 30 dollars
6.99 x 1 = 6.99 dollars
30 + 6.99 dollars = 36.99 dollars