From Questions to Solutions

A race car entering the curved part of the track drops its speed from 45.1 m/s to 36.6 m/s in 2.99 seconds. a) What is the acceleration? b) What is

A 55.0 g piece of metal is heated in boiling water to 99.8 ⁰C and then dropped into cool water in an isolated beaker. The beaker contains 225.0 g of

Lucia has 18 pieces of ribbon, and each ribbon's length is [tex]\frac{5}{6}[/tex] yards. How many yards of ribbon does Lucia have in total?

Find another five combinations that will add up to 100.a. 32 + = b. 46 + = c. 54 + = d. 72 + = e. 78 + = f.

If an AC main supply is given to be 220 V, the average emf during a positive half cycle will be: A. 198 V B. 220 V C. 240 V

A reaction has a theoretical yield of 56.9 g. When the reaction is carried out, 36.6 g of the product is obtained.

Determine the geometric mean of 110 and 87 to the nearest tenth. A. 4785.0 B. 97.8 C. 98.5 D. 14.04

Mass of the block is 21.92g, mass of water and calorimeter is 53.07g. The mass of empty calorimeter is 4.34g. Thr temperature boiling water is 97.6 Celsius. The initial temperature

An advertising company is comparing published listening figures for different radio stations and podcasts to decide the best place to put their adverts. The audience figures for the last 20

A 3.742 g sample of a compound containing only carbon and hydrogen was analyzed by combustion and found to contain 3.140 g of carbon and 0.602 g of hydrogen. Mass

A company manufactures a part for which there is a desired weight. There is a tolerance of N%, meaning that the range between minus and plus N% of the desired

The percentage of cotton in material used to manufacture men's shirts follows. Calculate the sample median, mode, and mean for these data. Choose the correct answer. 33.6, 37.0, 34.0, 32.1,

A student filled a graduated cylinder with water and read the meniscus at 25.8 mL. The student then dropped a solid material into the graduated cylinder, and the water level

Given the following data sets: \[ x = [0:0.4:6] \] \[ y = [0, 3, 4, 5.8, 5.9, 5.8, 6.2, 7.4, 9.6, 15.6, 20.7, 26.7, 31.1, 35.6, 39.3, 41.5] \]

The L.C.M. of two numbers is 495, and their H.C.F. is 5. If the sum of the two numbers is 100, then their difference is: A. 10 B. 46 C.