WCh IIst test

This chemical compound is commonly used to produce artificial fertilizers. It can also be directly applied to soil as a plant nutrient.

• ammonia

• sulphuric acid

• ozone

• nitric acid

In chemistry, we analyze the distribution of ______??______ within a molecule. It occurs whenever the number of protons do not match the number of electrons.

• protonic charge

• electronic charge

• acid rain

• neutrons

_________??_________ derive from molecular oxygen and are formed by redox reactions or by electronic excitation.

• Reactive oxygen species

• Reactive ozone species

• Reagent oxygen spice

• React oxygen space

_________??_________ is the speed at which a ligand-complex will form. In other words, it is bonding affinity between two or more molecules at equilibrium.

• Binding constat

• Bonding

• Bridging construct

• Bound constans

ładunek powierzchniowy

• electric charge

• layer charge

• stratum charge

• surface charge

temperatura topnienia

• critical point

• vaporization point

• boiling point

• melting point

What is the name of the pH at which a molecule has no electrical charge? It is usually observed in peptides which contain such groups as NH+ and COO-.

• critical point

• isocharge point

• boiling point

• isoelectric point

lepkość

• stuck

• stick

• density

• viscosity

Choose the meaning of the highlighted word.

The acid rain leaches nutrients from the soil.

• wymywa

• wytrąca

• zbiera

• zanieczyszcza

Choose the meaning of the highlighted word.

[...] anionic membranes containing cholesterol in the presence of NaCl.

• w obecności

• w towarzystwie

• obecny

• oszacowany