1.) How many millimeters (mm) are in 25.2 centimeters (cm)? * 1 point
25.2 cm
1 m
mm
X
= 252 mm
100 cm
1 m
Choose
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What is a main difference between a mixture and a pure substance? a mixture is only a liquid, but a pure substance can be in any state. a mixture looks the same throughout, but a pure substance does not.1 a mixture can vary in composition, but a pure substance has a set composlo a mixture can be made up of a single compound, but a pure substance car

T(s) in2os] (m) 0 185 2.39 546 1.90 725 1.70 the decomposition of n205 can be described by the equation 2.68 given these data for the reaction at 45°c in carbon tetrachloride solution, calculate the average rate of reaction for each successive time interval. ntr s to 185 s 185 s to 546 s 546 s to 725 s number number number reaction rate: m/s m/s m/s

What is the final volume in milliliters when 0.641 l of a 34.0 % (m/v) solution is diluted to 23.5 % (m/v)?