Chemistry, 25.11.2021 14:00 196336

When a sample of potassium nitrate is heated, oxygen gas is produced. This gas, collected in a 750-milliliter flask, has a pressure of 2.8 atmospheres, and the temperature is recorded to be 53.6°C. How many moles of oxygen gas are produced in this reaction? Given: R = 0.08205 L · atm/K · mol

Answers: 2

Show answers

Another question on Chemistry

Chemistry, 22.06.2019 11:20

Which fact represents evidence for the big bang theory?

Answers: 2

Answer

Chemistry, 22.06.2019 14:30

According to le chatelier’s principle, a system in chemical equilibrium responds to stress by shifting the equilibrium in a direction that reduces the stress. normalizes the stress. increases the stress. changes the stress.

Answers: 1

Answer

Chemistry, 22.06.2019 20:30

Which of the following is not true about the atomic model of substances?

Answers: 1

Answer

Chemistry, 22.06.2019 22:30

Which one of the following bonds would you expect to be the most polar? a) b–h b) n–h c) p–h d) al–h e) c–h

Answers: 1

Answer

You know the right answer?

When a sample of potassium nitrate is heated, oxygen gas is produced. This gas, collected in a 750-m...

Questions

Biology, 30.06.2019 09:30

Aplant has completed the haploid phase of its life cycle and now enters the diploid phase. which of these will it produce during this phase? a. spor...

English, 30.06.2019 09:30

Astraight line over a vowel to show it has a long sound a: breve b: accent c: macron...

Mathematics, 30.06.2019 09:30

Someone me with these 2 questions? ? you!

English, 30.06.2019 09:30

Macbeth. be innocent of the knowledge, dearest chuck, till thou applaud the deed. come, seeking night, scarf up the tender eye of pitiful day; and wi...

Mathematics, 30.06.2019 09:30

Find the value of b in the graph of y=3x+b if it is known that the graph goes through the point: o(3,8)...

Social Studies, 30.06.2019 09:30

Describe the motivation of mercenaries....

Mathematics, 30.06.2019 09:30

What is 2x-4y+7=0 in slope intercept form?...

Social Studies, 30.06.2019 09:30

How did europeans effect north africa in 1800's? how did africans respond in the 1900's?...

Mathematics, 30.06.2019 09:30

Kevin, while calculating his tax adjustments, notes that he can make adjustments of $3,435 for contributions to his retirement plan, $3,393 for busine...

Mathematics, 30.06.2019 09:30

The difference of twice a number and 4 is 16 ....

Biology, 30.06.2019 09:30

Thermal energy does not depend on an object’s...

Mathematics, 30.06.2019 09:30

Aright triangle has an area of 24ft^2. the dimensions of the triangle are increased by a scale factor of 6. what is the area of the new triangle...

English, 30.06.2019 09:30

Take me through your novel following a traditional plot line / diagram: (exposition, rising action, climax, falling action, resolution aka denouement...

History, 30.06.2019 09:30

What were the three main areas of reform for called for in the new freedom?...

Mathematics, 30.06.2019 09:30

Professor carlson calculates a 63% average on a chapter test from her first-year physics class. fearing the test was too difficult, professor carlson...

Mathematics, 30.06.2019 09:30

What is the slope intercept of a line perpendicular to the line y=2x+3 with the point (-2,-4)...

Mathematics, 30.06.2019 09:30

Determine if (-2,6) and (4,12) are solutions to the system of equations: y = x + 8 2y = x2 + 8 a) both are solutions. b) neither is a solution. c)...

Mathematics, 30.06.2019 09:30

Hurry ! which expression is equivalent to ^4sqrt6/^3sqrt2? (options in the image)...

English, 30.06.2019 09:30

Write a concluding paragraph for your outline. rewrite your thesis statement for you concluding statement. make it short and simple here my outline il...

Biology, 30.06.2019 09:30

Mr. birdwell asked the class if this statement was true: an object that has balanced forces acting on it cannot be moving. most of the class said it...

More questions: Chemistry Another questions