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Dmitriy789 [7]
4 years ago
9

Identifying a trend in temperature change over time

Chemistry
2 answers:
stiv31 [10]4 years ago
7 0

Answer:

More than three decade the temperature of earth is increasing equally by the rate of 0.8 Celsius (1.4 Fahrenheit). It is going to be very harmful for the human being as well animals.  The global warming is the main reason and hole in the ozone layer had been the cause of increasing the temperature of the earth. Humans are also involved in cause in temperature of earth by cutting forests and making land suitable for residence and not planting more trees instead of the cut trees.

11111nata11111 [884]4 years ago
4 0

Answer:

Identifying a trend in temperature change over time:   Graph

Measuring the mass of a product of a chemical reaction:  Electronic balance

Calculating a best-fit line for a data set:  Computer

Sharing data with classmates so they can check calculations:  Data table

Measuring the volume of water displaced by a solid object: Graduated cylinder

Explanation:

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N2 + 3 H2 → 2 NH3
sweet [91]

Answer:

B

Explanation:

5 0
3 years ago
What is meant by localised orbitals? Explain.
Anni [7]
Localized molecular orbitals are molecular orbitals which are concentrated in a limited spatial region of a molecule, for example a specific bond or a lone lake on a specific atom.
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3 years ago
What is the balanced chemical equation for the reaction of potassium with sulfur?
Aneli [31]

K + S = K2S

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8 0
3 years ago
PLEASE ANSWER THIS QUESTION FAST :(
kramer
Mol sulfuric acid = 19 g * (1 mol) / (98.1 g) = 0.19367 mol
mol H2O = 0.19367 mol H2SO4 * (2 H2O) / (1 H2SO4)
                = 0.387359 mol H2O
grams H2O = 0.387359 mol H2O * (18 g)/(1 mol)
                     = 6.97 g
The answer is 7.0 grams of water
6 0
3 years ago
How many molecules are in 1 mole of H2O
Olegator [25]

Answer:

A mole (mol) is the amount of a substance that contains 6.02 × 10 23 representative particles of that substance. The mole is the SI unit for the amount of a substance. There are, therefore, 6.02 × 10 23 water molecules in a mole of water molecules. Water (H2O) is made from 2 atoms of hydrogen and 1 atom of oxygen.

8 0
2 years ago
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