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nekit [7.7K]
4 years ago
9

How does thermal energy flow?

Chemistry
1 answer:
mart [117]4 years ago
6 0
My answer is....A

sorry if im wrong
You might be interested in
How do you round 3795 to THREE sig figs?
Margaret [11]

Answer:

The answer is 380.

Explanation:

Significant figures:

All non-zero digits are consider significant figures like 1, 2, 3, 4, 5, 6, 7, 8, 9.

Leading zeros are not consider as a significant figures. e.g. 0.06 in this number only one significant figure present which is 6.

Zero between the non zero digits is consider significant like 108 consist of three significant figures.

The zeros at the right side e.g 6300 are also significant. There are four significant figures are present.

How to round the value to three significant figures.

First of all we will place the vertical line after 3rd digit.

379/5

Now we will look at the 4th digit. If it is five or more than five then one is added to 3rd digit. If it is less than five the 3rd digit remain same. In given value 4th digit is 5 thus one is added into 9 and the value become 380.

The answer is 380.

6 0
3 years ago
I ONLY NEED 1 EXAMPLE for each one PLZ HELP ME I WILL MAKE BRAINLIST HELP ME FAST PLZ!!!! Using a skillet on the stove to cook s
d1i1m1o1n [39]

<u><em>Conduction</em></u> is your first answer. More examples are; touching a hot light bulb and walking on concrete in summer.

Your second answer is <u><em>C. Radiation</em></u>. More examples are; a sauna and a hot car motor.

Hope this helps!

⊕

6 0
3 years ago
Read 2 more answers
Omg pls help i dunno what the frick frack this is
snow_lady [41]

Answer:

1. Mass of KCl produced = 774.8 g of KCl

2. Mass of KNO₃ produced = 13.837g

3. Moles of NaOH made = 0.846 moles

4. Moles of LiCl produced = 0.846 moles

5. Moles of CO₂ produced = 207.6 moles

Explanation:

1. From the equation of reaction, 1 mole of ZnCl₂ produces, 2 moles of KCl.

5.02 moles of ZnCl₂ will produce, 2 × 5.02 moles of KCl = 10.4 moles of KCl

Molar mass of KCl = (39 + 35.5) g/mol = 74.5 g/mol

10.4 moles of KCl = 10.4 × 74.5 g

Mass of KCl produced = 774.8 g of KCl

2. Mole ratio of KNO₃ and KOH = 1:1

O.137 moles of KOH will produce 0.137 moles of KNO₃

Molar mass of KNO₃ = 101 g/mol

Mass of KNO₃ produced = 0.137 × 101 g = 13.837g

3. Molar mas of Ca(OH)₂ = 74.0 g

Moles of Ca(OH)₂ in 31.3 g = 31.3/74.0 = 0.423 moles of Ca(OH)₂

Mole ratio of NaOH and Ca(OH)₂ in the reaction = 2 : 1

Moles of NaOH made = 2 × 0.423 = 0.846 moles

4. Molar mass of MgCl₂ = 95.0 g

Moles of MgCl₂ in 40.2 g = 40.2/95.0 = 0.423 moles

From the reaction equation, mole ratio of MgCl₂ and LiCl = 1:2

Moles of LiCl produced = 2 × 0.423 = 0.846 moles

5. From the equation of reaction, 1 mole of C₆H₁₀O₅ produces 6 moles of cO₂

34.6 moles of C₆H₁₀O₅ will produce 34.6 × 6 moles of CO₂

Moles of CO₂ produced = 207.6 moles

4 0
3 years ago
Which accurately labels the lysosome?<br><br> W<br> X<br> Y<br> Z
xeze [42]
I am not sure about this but I think it’s y
7 0
3 years ago
Read 2 more answers
All the following steps need to be followed when naming alkanes, except
goldfiish [28.3K]

A.

Begin numbering at the end closest to the first branch, not the farthest.  

6 0
4 years ago
Read 2 more answers
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