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amm1812
4 years ago
15

5. Which of the following characteristics in a chemical reaction indicates

Chemistry
1 answer:
laiz [17]4 years ago
3 0

Answer:

The product changes

Explanation:

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LINKING IN<br> TECHNICAL OBJECTS<br> 1 a) What is linking?
d1i1m1o1n [39]

Answer:

A link is a fastening unit that attaches two parts of an object together

Different types of links have different characteristics

4 0
3 years ago
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The gas that a diver breathes must be maintained at a partial pressure of 0.20 atm of oxygen. More oxygen could poison the diver
Nimfa-mama [501]

<u>Answer:</u> The partial pressure of helium gas is 0.80 atm

<u>Explanation:</u>

Dalton's law of partial pressure states that the total pressure of the system is equal to the sum of partial pressure of each component present in it.

To calculate the partial pressure of helium gas, we use the law given by Dalton, which is:

P_T=p_{He}+p_{O_2}

We are given:

Total pressure of the cylinder, P_T = 1.00 atm

Vapor pressure of oxygen gas, p_{O_2} = 0.20 atm

Putting values in above equation, we get:

1.00=p_{He}+0.20\\\\p_{He}=1.00-0.20=0.80atm

Hence, the partial pressure of helium gas is 0.80 atm

5 0
3 years ago
Identify the error(s) in the following particle view diagram of 4 KF. *
Natali [406]

Answer: The answer is there is none

Explanation:

6 0
3 years ago
Number 3 ...................​
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It’s B



Silicon is used for electronic devices because it is an element with very special properties. One of it's most important properties is that it is a semiconductor.




4 0
3 years ago
It takes about 38 m3 of boards and plywood to build an average-size, single-family home. Can an average-size, single-family home
Alexeev081 [22]

A) The answer to whether an average-size, single-family home be built with one day’s output from the saw mill is; No, it can't be built from one days output

B) The number of days will it take for the saw mill to produce enough lumber to build a neighborhood of 100 average-size homes is; 1100 days

A) From research, the average size capacity saw mill usually produces around 1500 board feet of boards per day.

Now, converting board ft to cubic meter gives;

1 board feet = 1/424 m³

Thus; 1500 board feet = 1500 * 1/424 ≈ 3.54 m³

Now, we are told that it takes 38 m³ of boards and plywood to build an average size single family home.

Since one days output = 3.54 m³

It is less than the volume required for the average sized house and so the daily output will not be sufficient.

B) Number of days to produce enough boards and plywood for the average sized family home = 38/3.54 ≈ 11 days

Thus, for 100  homes;

Number of days = 100 * 11 = 1100 days

Read more about production capacity at; brainly.com/question/25899399

4 0
2 years ago
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