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gogolik [260]
3 years ago
6

Why is it important to determine the heat capacity of the calorimeter?.

Chemistry
1 answer:
Inessa05 [86]3 years ago
6 0

Answer:

The heat capacity of the calorimeter or of the reaction mixture may be used to calculate the amount of heat released/absorbed by the chemical reaction. The amount of heat released or absorbed per gram or more of the reactant can then be calculated from the mass of the reactants.

-Quinn

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Maria owns a bakery and bakes many different types of yeast breads. One day she notices that the bread she baked is flat and doe
jek_recluse [69]

The yeast did not produce the carbon dioxide needed for the bread to rise.

Explanation:

The yeast for making the bread did not produce carbon dioxide needed for the bread to rise is the reason why the bread was flat and lacked air bubbles.

The yeast produces the rising agent which is the carbon dioxide gas.

  • Yeast is a micro-organism that breaks sugar down into alcohol, carbon dioxide and other products.
  • This process is known as fermentation.
  • The volume of the dough increases as carbon dioxide forms.
  • A bread in which the dough does not rise must lacked yeast or so.

Learn more:

Fermentation brainly.com/question/12792548

#learnwithBrainly

5 0
3 years ago
(CO2) (O2) (He) (N2) (CH4) (Imagine these are balloons with the specified gas inside)
valentina_108 [34]

Answer:

Highest speed: He

Lowest speed: CO2

Explanation:

The rms speed (average speed) of the molecules/atoms in an ideal gas is given by:

v=\sqrt{\frac{3RT}{M}}

where

R is the gas constant

T is the absolute temperature of the gas

M is the molar mass of the gas, which is the mass of the gas per unit mole

From the equation, we see that at equal temperatures, the speed of the molecules in the gas is inversely proportional to the molar mass: the higher the molar mass, the lower the speed, and vice-versa.

In this problem, we have 5 gases:

(CO2) (O2) (He) (N2) (CH4)

Their molar mass is:

CO2: 44 g/mol

O2: 16 g/mol

He: 4 g/mol

N2: 14 g/mol

CH4: 16 g/mol

The gas with lowest molar mass is Helium (He): therefore, this is the gas with greatest average speed.

The gas with highest molar mass is CO2: therefore, this is the gas with lowest average speed.

8 0
4 years ago
Question 2 (1 point)<br> Al + S8 = Al2S3<br> When balanced, what is the coefficient of Al?
gtnhenbr [62]

Answer:

16

Explanation:

FIRST AND FOREMOST, BALANCE YOUR EQUATION.

Al + S8 ➡️ Al2S3

Numbers of Al=1. ➡️ Numbers of Al = 2

Numbers of S =8. ➡️ Numbers of S. = 3

USE COEFFICIENT TO BALANCE THE EQUATION.

16Al + 3S8 ➡️ 8Al2S3

Now the Numbers of Al and S in both sides of eqn. is balanced

The Answer Is 16

3 0
3 years ago
Read 2 more answers
How can a weaker party impact the law making process?​
I am Lyosha [343]

Answer: This is due to a dominance of political parties over ... legislative process, the influence opposition has on amending the government bills and formal and effective

Explanation: hope u get it right

5 0
3 years ago
I think i know the answer but idk..
Sonbull [250]

Answer:

The Himalayan mountain is formed at the convergent plate boundary.

7 0
3 years ago
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