Answer:
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Explanation:
(1) It resembal Alkali metel in some of properties
(2) it alos resemble as the Helogens in its properties
Kepler's Laws of Planetary Motion. While Copernicus rightly observed that the planets revolve around the Sun, it was Kepler who correctly defined their orbits.
Sorry about the holds, copied it from google...
Manipulated variable: the types of soil
Responding variable: how much t the plants grow
Na 2Co3
1*23=23. 2*12=24. 6*16=96
23+24+96=143
(23*100)/143. (24*100)/143. (96*100)/143
=16%. =16.7%. =67.1%
