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seropon [69]
4 years ago
10

How many grams of barium chloride are produced when 1.25 x 10 23 molecules of HCI reacts with barium to the following equation?

Mathematics
1 answer:
alexandr1967 [171]4 years ago
5 0

Answer:

21.6

Step-by-step explanation:

2HCl + Ba -----  BaCl2 + H2

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An angle is formed by
Arlecino [84]

Answer:

2 lines meet at a shared point.

Step-by-step explanation:

Hope my answer has helped you!

5 0
3 years ago
The committee is planning a party and 180 guests are expected. Each bottle of juice contains enough for 16 servings.
masya89 [10]

Step 1

To Find the number of bottles Divide 180 guests by 16 servings

180/16= 11.25\ bottles

Round up--------> 12\ bottles

therefore

the answer is

12\ bottles

7 0
3 years ago
The base of an auditorium is in the form of an eclipse 200 feet long and 100 feet wide a pin drop near one focus can clearly be
dedylja [7]

Answer:

Let the coordinate of focus be (\pm c , 0)

As per the statement: The base of an auditorium is in the form of an eclipse 200 feet long and 100 feet wide.

⇒Length of Major axis=base of an auditorium = 200 feet and Length of a minor axis=wide of a auditorium = 100 ft

Semi-major axis (a) = 100 ft and

semi-minor axis(b) = 50 ft

Then, by an equation:

c^2 = a^2-b^2

Solve for c:

Substitute the given values we have;

c^2=(100)^2-(50)^2

Simplify:

c^2 = 7500

or

c=\sqrt{7500} = 86.6025404 ft

Distance between the foci is,  2c = 2 \cdot 86.6025404 = 173.205081

Therefore, the distance between the foci to the nearest 10th of a foot is, 173.2 ft

6 0
4 years ago
. A tennis supply store pays a wholesaler $90 for a tennis racquet and sells it for $144. What is the markup rate?
I am Lyosha [343]


Formula : Amount of change / Original amount

             1.      144 - 90/ 144

             2.      Subtract 144 and 90

             3.      54/ 144

             4.      Divide 54 by 144

             5       0.375

             6       Move the decimal two places to the right.

              7.      37.5 %

Answer: 37.5% is the markup rate

6 0
3 years ago
What question is being asked ?​
Varvara68 [4.7K]

Answer:

4 meters

Step-by-step explanation:

Assuming that the garden is a rectangular garden, its area would be length ×width.

Let the length be L meters and the width be W meters.

Area= L ×W

48= LW -----(1)

Given that the length is 3 times the width,

L= 3W -----(2)

Substitute (2) into (1):

48= 3W(W)

3W²= 48

Divide both sides by 3:

W²= 48 ÷3

W²= 16

Square root both sides:

W =  \sqrt{16}

W= 4 (reject negative as width cannot be a negative number)

Thus, the width of the garden is 4 meters.

6 0
3 years ago
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