Introductory Chemistry For Today
8th Edition
ISBN: 9781285644561
Author: Seager
Publisher: Cengage
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The weather says that the forecast for tomorrow is 73°F and sunny. What is this temperature in Kelvin?
a.
314.1 K
b.
295.9 K
c.
346.1 K
d.
287.2 K
The average human body temperature is 37°C. What is that temperature on the Kelvin scale?
(K = °C + 273)
A. 125 K
B 236 K
C 273 K
D. 310 K
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QUESTION 14
Match the symbol with the correct definition.
A. a measure of the amount of substance
v g
B. a measure of distance
v mol
C. a measure of mass
D. a measure of time
E. a measure of temperature
v K
F. a measure of volume
QUESTION 15
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- Convert each temperature to the requested temperature scale. a. 20. °C to TF b. 150. °F to TC c. 298 K to TF d. 75 °C to TKarrow_forwardB. 1.8 m/s C. 3.6 m/s D. 7.2 m/s 3. What is the momentum of a 45.0-kg dog running south at 9 meters per second? A. 5.00 kg • m/s south B. 45.0 kg • m/s south C. 405 kg • m/s south D. 3650 kg • m/s south A Newton's cradle will continue moving for a time but it eventuallu stons Use what.arrow_forwardHow much energy is in 1500 micrograms of gold? A. 1.35 × 10⁸ J B. 1.35 × 10²³ J C. 1.35 × 10¹¹ J D. 450 Jarrow_forward
- A+BC<>AB+C What will most likely be in thecontainer after several minutes havepassed ?A. Container will have only AB & CB. Container will have only A & BCC. Container will have a mixture of allarrow_forwardAbsolute zero is the point at which O a. a straight-line graph of 1/V versus P at constant T intersects the origin. O b. a straight-line graph of V versus T (K) intersects the origin. Oc. gaseous helium liquefies. Od. a straight-line graph of V versus T (°C) intersects the origin. O e. a straight-line graph of V versus 1/P at constant T intersects the origin.arrow_forward6.) The American Heart Association recommends that for every 1000 dietary calories consumed, the sodium intake should be 1000 mg or less and should not exceed a daily limit of 3300 mg for an adult. What is the yearly limit on sodium intake in pounds? a. 7.3 x 10−3 lb b. 2.7 lb c. 730 lb d. 1.2 x 103 lb e. 1.2 x 106 lbarrow_forward
- What does salinity mean? O A. A measurement of the amount of floating particles in fresh water. O B. A measurement of disolved solids in ocean water, mostly salt but also many types of minerals too. OC. A measurement of dissolved solids in fresh water, mostly salt but also many types of minerals too. O D. A measurement of the amount of floating particles in fresh water. DELL F3 F5arrow_forward1. When steam condenses, A. A physical change occurs. B. A chemical change occurs. C. Both physical and chemical changes occur. D. H20 molecules increase in number. E. H20 molecules decrease in number.arrow_forwardRoom temperature is typically around 72.0 °F. Convert this temperature to degrees Celcius. A. 40.0 °C B. 104 °C O C. 22.2 °C D.8.0 °C O E. 22 °Carrow_forward
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