How many nitrogen and hydrogen atoms are in these two molecules of ammonia?

2NH3

A. 2 nitrogen and 5 hydrogen

B. 2 nitrogen and 6 hydrogen

C. 6 nitrogen and 6 hydrogen

D. 2 nitrogen and 3 hydrogen

How to determine if a molecule is soluble in water?

An interaction between atoms that holds them together by reducing the potential energy of their electrons

Atomic hydrogen produces a well-known series of spectral lines in several regions of the electromagnetic spectrum. Each series fits the Rydberg equation with its own particular n1 value.

How many grams of sodium bromide must be dissolved in 400.0 g of water to produce a 0.500 molar solution? A20.0 g B52.18 C2.00 g D20.6 g

Rank the following substances in order from most soluble in water to least soluble in water: ethane, C2H6; 2-butanol, C4H9OH; potassium chloride, KCl; and propane, C3H8.

Which statement correctly describes the interaction between magnetic poles? North and south poles attract each other. North and south poles repel each other. Two north poles will attract each other. Two south poles will attract each other.

You are measuring the mass of various shapes objecys and identifying their shaped ypu then record the qualitative and quanatitave data in a table is qualitataive wnd which is quatitaive

A positively charged wire is attracted to a negatively charged piece of metal. What force causes this?

Two identical atoms from Area B bond together. What type of bond will they most likely form A. Electrostatic B. Metallic C. Ionic D. Covalent

Which would be the best way to represent the concentration of a 1.75 M K2CrO4 solution? 1.75% K2CrO4 [K2CrO4] (K2CrO4) K2CrO4, [M] = 1.75