QUESTION 3 The density of air under ordinary conditions at 25°C is 1.19 g/L. How many kilograms of air is in a room that measures 10.0 ft x 12.0 ft and has an 8.00 ft ceiling? 1 in. - 2.54 cm (exactly); 1L = 10 3 cm 3 O 32.3 O 0.120 O 2.90 O 3.23 x 104 O 0.0757

Introductory Chemistry: A Foundation
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Chapter3: Matter
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Problem 18CR: a. Given that 1100. mL of ethyl alcohol weighs 78.5 g, calculate the density of ethyl alcohol. b....
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O Interact withh otrier elements to fom compounds
O be a pure substance
QUESTION 3
The density of air under ordinary conditions at 25°C is 1.19 g/L. How many kilograms of air is in a room that measures 10.0 ft x 12.0 ft and has an 8.00 ft ceiling? 1 in. = 2.54 cm
(exactly): 1L = 10 3 cm 3
O 32.3
O 0.120
O 2.90
O 3.23 x 104
O 0.0757
QUESTION 4
Which of the following drawings depicts a chemical reaction consistent with Dalton's atomic theory?
a) Before Recaction
After Reaction
b) Before Reaction
After Reaction
Click Save and Submit to save and submit. Click Save All Answers to save all answers.
Transcribed Image Text:O Interact withh otrier elements to fom compounds O be a pure substance QUESTION 3 The density of air under ordinary conditions at 25°C is 1.19 g/L. How many kilograms of air is in a room that measures 10.0 ft x 12.0 ft and has an 8.00 ft ceiling? 1 in. = 2.54 cm (exactly): 1L = 10 3 cm 3 O 32.3 O 0.120 O 2.90 O 3.23 x 104 O 0.0757 QUESTION 4 Which of the following drawings depicts a chemical reaction consistent with Dalton's atomic theory? a) Before Recaction After Reaction b) Before Reaction After Reaction Click Save and Submit to save and submit. Click Save All Answers to save all answers.
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