Calculate the average atomic mass of chromium. It's composition is: 83.79% with a mass of 51.94 Amy; 9.50% with a mass of 52.94 amu; 4.35% with a mass of 49.95 amu; 2.36% with a mass of 53.94 amu.

Which statement best summarizes this part of kafka's the metamorphosis? A) it is raining outside when Gregor samsa wakes up l.

Which process occurs at the anode in an electrochemical cell? (1) the loss of protons (2) the loss of electrons (3) the gain of protons (4) the gain of electrons

Arcylonitrile, c3h3n, is the starting material for the production of a synthetic fiber and can be made from propylene, c3h6, reacting with nitrogen monoxide, no, as follows: 4 c3h6 (g) + 6 no (g) → 4 c3h3n (s) + 6 h2o (l) + n2 (g) how many moles of

An antonym for mitochondria

Based on the cell theory, which of the following is true? All cells perform the same function. All cells are of the same size and shape. Organisms can have only one or many cells. Cells vary in size depending on the size of the organism.

Electrolysis of 10.0 g of a binary metal chloride deposits 6.207 g of the pure metal. what is the metal?

Which pair of elements are the most different

A gas held at constant volume is heated from - 5 ºC to 50 ºC, if the initial pressure is 1.0 atm, what is the new pressure the gas exerts?

Unknown element x is a metal that ionically bonds to sulfur. is the formula, x3s feasible? why or why not? a) it is feasible. the three metallic ions each receive an electron from sulfur. b) no, it is not feasible.

What is the difference between a period and a group on the periodic table