I’m pretty sure you add, multiply, subtract, & divide
It is a Physical property because like water it changes into a ice cube but it can be melted into water or be turned back into an ice cube.
Lanthanide belongs to period 6, and actinides belongs to period 7
Where x represents the number of hours working as a babysitter and y represents the number of hours working as a cashier...
5x + 6y <u><</u> 90
x + y <u>></u> 20
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Carbon dioxide consists of the elements Carbon (C) and Oxygen (O) and you have to have 2 oxygen.
