Answer:
3.14 = pi
1.) R = 1.5 and A = 7.065
2.) D = 28 and A = 615.44
3.) R = 10 and A = 314
Step-by-step explanation:
R = 0.5×d
Area of circle = π×r²
(NH4)2SO4+SrCl2--><span>(NH4)2Cl2 + SrSO4
The reaction side are both aquas and the product is aquas and a solid precipitate. </span>
Answer:
They are critical ecosystem service providers for the sustenance of humanity.The soil system is a dynamic ecosystem that has inputs, outputs, storages and flows. The quality of soil influences the primary productivity of an area..
Step-by-step explanation:
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S+7. Tell your teacher never to use s as a variable ever again.