What is the length (in cm) of the side of an iron ingot (rectangular box) that has a mass of 4.578 kg and has width = height = 5.00 cm?

the temperature changed - 2 per hour for 5 hours. How many degrees did the temperature drop during that time period.

Write a scientific report on the clouds seeding using condensation nuclei and showing its relationship to saturated solutions.

Your purchase a balloon in San Francisco (at sea level), then drive home to Carson City (4800ft). Which of the following describes the change in volume of the balloon?

An electric bell is kept under a bell jar in which a vacuum has been created. Slowly air is introduced in to the jar. What will happen to the sound of the electric bell?

How many mole are in 2.84*10^22 molecules of h2

Element Y has two natural isotopes Y-63 (62.940 amu) and Y-65 (64.928 amu). Calculate the atomic mass of element Y, given the abundance of Y-63 is 69.17%?

FeCl3 (aq) + Na3PO4 (aq) - - > FePO4 (s) + NaCl (aq) [unbalanced]

How many 3d electrons are in an atom of each element? fe express your answer as an integer?

What functional group of aspirin causes it to irritate the stomach?

Scrubbers in smoke stacks remove large amounts of what major air pollutant? a. carbon dioxide b. sulfur oxides c. nitric acid d. sodium oxides e. mercury