From Questions to Solutions

Water mass P: 6°C, 38.2 ‰ Water mass Q: 24°C, 34 ‰ What is the salinity of a 50-50 mixture of water mass P and Q?

Write the answer with the correct number of significant digits.49 - 12.4 = __________.a) 36.6b) 37c) 36.60d) 36

Seven-eighths of a sample of hydrogen-3 will have become a stable isotope after 36.9 years. What is the half-life of hydrogen-3? A. 12.3 years B. 18.5 years C. 32.3 years

The length of DE (the minor arc) is 22 cm. What is the circumference of OF? A. 528 cm B. 138.16 cm C. 220 cm D. 330 cm E. 660

A wheel with a radius of 36.9 cm rotates 4.35 times every second. Find the period of this motion.

Refer to the data set of body temperatures in degrees Fahrenheit given in the accompanying table and use software or a calculator to find the mean and median. Do the

What is the first step when estimating the quotient of 36.6 divided by 5? A. Round 36.6 to 37 B. Round 5 to 10 C. Multiply 36.6 by 5 D.

If the measurement of a central angle is [tex]$\frac{5 \pi}{6}$[/tex], find the length of its intercepted arc in a circle with a radius of 15 inches. A. 33.4 inches B.

Please show all work. 1. Calculate the wavelength of each frequency. a. 100.2 MHz b. 1070 kHz 2. Calculate the energy of a photon at each of the frequencies listed

Select the best answer. To find the number of inches in 3.5 meters, multiply the number of meters given (3.5) by _____. A. 36 B. 25.4 C. 39.4 D. 0.305

A generic solid, X, has a molar mass of 79.2 g/mol. In a constant-pressure calorimeter, 39.3 g of X is dissolved in 399 g of water at 23.00 °C. X(s)

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

Calculate the Energy Availability (EA) score for the following individual: - Total energy intake = 3, 000 kcal - Exercise energy expenditure = 600 kcal - Total body weight =

What is the output of the following pseudocode? ``` set f to 1 set g to 0 repeat until f > 16 change g by f change f by 7

198^{Au} is an unstable isotope of standard gold (197^{Au}) with a half-life \( t^{1/2} = 2.7 \) days. It can be produced by bombarding a foil of gold with thermal