Radium exists in very low concentrations in uranium ores; uranium may occur also in very low concentrations in granitic rocks (10-20 ppm).
very low concentrations
Because they get very low concentrations of sunlight.
Radium exist in uranium ores but in very low concentrations.
Radium exist in very low concentrations in uranium and thorium ores.
Solutions with low concentrations of solutes areHypotonic
Solutions with low concentrations of solutes are called diluted.
Radium exist in very low concentrations in uranium and thorium ores.
Radium exist in very low concentrations in uranium and thorium ores.
Low ozone concentrations are caused in part by chlorofluorocarbons, or CFCs.
Yes, in very low concentrations.
Actinium is found in very low concentrations in uranium ores, probably as an oxyde.