From Questions to Solutions

What is the product of [tex]$8.2 \times 10^9$[/tex] and [tex]$4.5 \times 10^{-5}$[/tex] in scientific notation? A. [tex]$36.9 \times 10^{-45}$[/tex] B. [tex]$12.7 \times 10^4$[/tex] C. [tex]$3.69 \times 10^5$[/tex] D. [tex]$3.69 \times

What beat frequencies will be present: (a) If the musical notes A and C are played together (frequencies of 220 Hz and 264 Hz)? (b) If D and F are

What is the pressure in a 13.0- L cylinder filled with 36.6 g of oxygen gas at a temperature of 319 K ?

Newborns typically have which of the following as normal vital sign readings? A) Respiratory rate: 30-60 breaths per minute, Heart rate: 120-160 beats per minute, Blood pressure: 65-85/30-45 mm Hg,

A 35.9 g mass is attached to a horizontal spring with a spring constant of 18.4 N/m and released from rest with an amplitude of 39.5 cm. What is the

The graph below shows the relationship between temperature in degrees Fahrenheit and degrees Celsius. What is the meaning of the y-intercept? A the change in degrees Fahrenheit for each change

Which of the following formulas determines your estimated maximum heart rate? A. 220 + your age B. 200 + your age C. 220 - your age D. 200 - your

A cat, also of weight 36.9 N, falls asleep on top of block A. If block B is now set into downward motion, what is the direction of its acceleration?

At the carnival, a baby was given a helium balloon whose pressure equaled the atmospheric pressure at the carnival, which was 102.7 kPa. However, the baby wasn't paying attention, and

A train can travel 39.3 miles per hour. At this speed, about how far can the train travel in 6.5 hours?

In March 1999, Bertrand Piccard and Brian Jones attempted to become the first people to fly around the world in a hot air balloon. Based on the average speed of

The vapor pressure of ethanol is 450 mmHg at 68.5°C. Its molar heat of vaporization is 39.3 kJ/mol. What is the vapor pressure of ethanol, in mmHg, at 40.9°C?

In 1950, the U.S. federal budget was $39.4 billion, and in 2000, the federal budget was $2025.2 billion. The exponential function is [tex]f = 39.4 \cdot Be^{0.0787932i}[/tex]. Use your function

Alannah has two lengths of ribbon. One length of ribbon is 36 cm long, and the other is 45 cm long. Alannah wants to cut the ribbons into shorter lengths

The perimeter of a regular nonagon is 162 inches. The apothem is 97.8 inches. Find the area.