In a summer storm, the wind is blowing with a velocity of 8 m/s north. Suddenly in 3 seconds, the wind's velocity is 23 m/s north. What is the wind's acceleration?

Which kelvin temperature is equal to 56°C? (1) - 329 K (3) 217 K (2) - 217 K (4) 329 K

One way in which light waves are different from sound waves is that light waves A. can move easily through empty space B. are caused by rapid vibrations C. travel more slowly D. can be reflected Will mark brainliest

How much heat (energy) would be required to raise 20 grams of an unknown substance from 23 degrees Celsius to 33 degrees Celsius

How are the net reactions for each of the examples above similar

After 15 minutes, 30 g of a sample of polonium-218 remain unchanged. If the original sample had a mass of 960 g, what is the half-life of polonium-218? Suppose you want to separate the leaves, acorns, and twigs from a pile of soil.

What does homogeneous mixture of elements mean

As an acid is added to neutral water the [OH-] will

What is the mass in grams of 5.00moles of CH4? How many moles of oxygen gas O2, are present in a 38g sample of O2

25 In general, for a gas at a constant pressure, A the temperature of the gas is inversely proportional to its volume B. the temperature of the gas is inversely proportional to its pressure C.

The vapor pressure of ethanol is 54.68 mm Hg at 25 °C. A nonvolatile, nonelectrolyte that dissolves in ethanol is saccharin. Calculate the vapor pressure of the solution at 25 °C when 8.054 grams of saccharin, C7H5NO3S (183.