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kondaur [170]
3 years ago
7

The compounds that has the greatest polarity is?

Chemistry
1 answer:
Zepler [3.9K]3 years ago
3 0

Answer:

CH3

Explanation:

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How mant liters at STP are in 0.575 moles of Kr​
gizmo_the_mogwai [7]

Answer:

12.9 L Kr

General Formulas and Concepts:

<u>Chemistry - Gas Laws</u>

  • Using Dimensional Analysis
  • STP (Standard Conditions for Temperature and Pressure) = 22.4 L per mole at 1 atm, 273 K

Explanation:

<u>Step 1: Define</u>

0.575 mol Kr

<u>Step 2: Identify Conversions</u>

1 mol= 22.4 L at STP

<u>Step 3: Convert</u>

<u />0.575 \ mol \ Kr(\frac{22.4 \ L \ Kr}{1 \ mol \ Kr} ) = 12.88 L Kr

<u>Step 4: Check</u>

<em>We are given 3 sig figs. Follow sig fig rules and round.</em>

12.88 L Kr ≈ 12.9 L Kr

8 0
3 years ago
4. At what temperature will 1.21 mol of oxygen (O2), exert a pressure of 1862 mmHg in a
Airida [17]

Answer:

Pressure = 1820 mmHg ... T = ( 2.39atm x 5.12L ) / ( 0.4041 moles x 0.08206atm. ... n is moles, R is the gas constant, and T is temperature in Kelvins.

Explanation:

this might help you

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