In the covalent compound C. He the Greek prefix used to represent the cation

is

Which action do reactant molecules perform when they create chemical reactions? A. move close to one another B. move away from one another C. collide D. exchange nuclei

When electricity passes through a gas it may become hot enough to give off light how could scientist determine the element from which gas is made

After Gerry mows his lawn, he often puts the grass clippings into his flower garden. How will this affect his garden? It will decrease the amount of carbon in the soil and decrease the amount of carbon dioxide released by decomposers.

When using a nanometer to check Boyle's law why is the pressure changed slowly

A large cylindrical tank contains 0.750 m3 of nitrogen gas at 27°C and 7.50 * 103 Pa (absolute pressure). The tank has a tight-fitting piston that allows the volume to be changed. What will be the pressure if the volume is decreased to 0.

How many milliliters of 12.0 M hydrochloric acid contain 3.646 g of HCl (36.46 g/mol) ? Group of answer choices

What would happen to temperatures on Earth if the sun's heat were not distributed throughout the atmosphere

How much hydrogen gas produced with 50 ml of hcl?

In a modern system of classification, two organisms would be most closely related if they were classified in the same A kingdom C genus 8 phylum 0 species

Consider the following equation: C7H9 + 3 HNO3 → C7H6 (NO2) 3 + 3 H2O Identify the product (s) for this reaction. a. C7H6 (NO2) 3 b. H2O c. HNO3 d. C7H9 and H2O e. C7H6 (NO2) 3 and H2O