1. EXERCISES Based on the experiment conducted by Jose with his okra seeds in the previous activity, complete the table below by filling it in, with the correct data provided below. 0.74 cm green Container 1 with 6 enough loam soil yellow Container 3 with clay Container 2 with soil less sandy soil 10 0.52 cm 0.23 cm yellow green 5 Set Up Plant Height Number of leaves Color of Leaves
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Answer:
PROBLEM:
The following are elements except:
a.) carbon
b.) water
c.) magnesium
d.) water
ANSWER:
\large\underline{\boxed{\rm b)\:water\quad or\quad d)\:water}}
b)waterord)water
ELEMENTS
a pure substance that consists of only one type of atom; consisting only of atoms that all have the same numbers of protons in their atomic nuclei
example of which are Carbon (C) and Magnesium (Mg) in the problem; we have Nitrogen (N) as the most abundant gas element in the atmosphere
COMPOUND
it is formed by the chemical bonding of two or more elements; example of which is water, it is formed due to the chemical reaction between two atoms Hydrogen (H) and an Oxygen (O), the reason why we have \rm H_20H
2
0 as its chemical symbol
any substance composed of identical (the same) molecules consisting of atoms of two or more than two kinds of chemical elements
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