What ion will be formed by the selenium atom shown below when it has a stable set of valence electrons? Selenium atom A. Se6 + B. Se2 + C. Se6 - D. Se2-

How much heat is absorbed/released when 25.00 g of NH3 (g) reacts in the presence of excess O2 (g) to produce NO (g) and H2O (l) according to the following chemical equation? 4 NH3 (g) + 5 O2 (g) → 4 NO (g) + 6 H2O (l) ΔH° = 1168 kJ

A carbon-12 atom has 6 protons, 6 neutrons, and 6 electrons. How many protons does a carbon-14 atom have?

What volume would be occupied by 8.1 g of a substance with a density of 1.65041 g/cm3? answer in units of cm3?

What is the specific name for the rock formed when lava cools and hardens at the Earth's surface?

The cruise control on a car is an example of what process

Describe with sketches how electrons are transferred during ionic bonding for: (a) Lithium Bromide (LiBr) (b) Potassium Bromide (KBr) (c) Lithium Chloride (LICI)

Write the Ka expression for an aqueous solution of hydrofluoric acid: (Note that either the numerator or denominator may contain more than one chemical species.

What is the value of quantum numbers (n, l, ml, ms) of 2p^3?

What is carbon fixation, and how does it relate to photosynthesis? It is the absorption of CO2 from the air;, and it occurs during the light-dependent reactions. It is the reduction of CO2, and it occurs during the Calvin cycle.

What is a Boitic factor