→ Definicje → Začněte se učit / Stáhněte si MP3 karty

otázka		odpověď
mixture začněte se učit		is a combination of two or more substances
pure substance začněte se učit		is a uniform substance that has a fixed and definite composition
compound začněte se učit		a pure substance that can be decomposed into simpler substances
element začněte se učit		pure substance that can’t be broken down into simpler substances
periodic chart/table začněte se učit		a table which presents the symbol, atomic weight, atomic number for each elements
atomic number začněte se učit		the number of protons in the nucleus of an atom which is the same as the number of electrons on the electron shells
atomic weight začněte se učit		a ratio between the mass of one atom of an element and twelfth of an atom of carbon
matter začněte se učit		any substance that has mass and occupies a given/specific volume
solute začněte se učit		substance that is dissolved
solvent začněte se učit		the substance that dissolves the solute
aqueous solution začněte se učit		a solution prepared with the use of water as solvent

definicje