El numero de moles en 70 gramos de HF

V1=v2 divided by n1 = n2 Using the above formula for Avogadro's law, select the correct algebraic form below for the equation to be used for this calculation n!

How do valence electrons cause atoms to react or combine chemically

What factors play a role in the rate at which molecules like O₂ and CO₂ can diffuse? a. the distance between the two areas of concentration of the molecule b. the magnitude of the concentration gradient of the molecule c.

Cytoplasm in a plant cell will shrink if the cell is 1. placed in a concentrated salt solution 2. kept warm and moist and in medium light 3. placed in distilled water 4. exposed to a different concentration of nitrogen gas

How can you write Mg (OH) 2 in subscripts

A 750 mL sample of nitrogen is heated from 30°C to 92 C at constant pressure. What is the final volume?

Write a brief explanation about why a plant extract is a mixture

What is an element that has more valence electrons than fluorine and less energy levels than sodium?

Why can't we breathe in pure oxygen for long

In warm water conditions, female offspring hatch from eggs laid by painted turtles. Male offspring are produced under cold conditions.