An iron atom has an atomic mass of 56. its atomic number is 26. how many neutrons does it have

What conditions occurs as a solid melts?

Based on atomic number, in which group on the periodic table would element 118 be placed?

Convert 22.7 grams of H2O to molecules

In the balanced chemical reaction for the neutralization of calcium hydroxide with nitric acid, hno3, the coefficient of nitric acid is

How can you determine if an unknown substance is a mineral

when methanol, ch3oh, is dissolve in water, a nonconducting solution reslults. when acetic acid, ch3cooh, diisolves in water, the solution is weakly conductng and acidic in nature.

What mass of methanol is combusted in a reaction that produces 112 L of Co2 at STP? A. 112g B. 81.6g C. 64.1g D. 160g

How many moles of O2 are needed to react with 24 moles of C2H6?

The Second Law of Thermodynamics states that the total amount of entropy in the universe is

Which force acts an an object to move it from rest or a constant, straight-line motion? A-balanced B-unbalanced C-inertial D-along a straight line