Answer:
A. 20
Explanation:
Truth is its actually 22.5 but including that you can just round it, 20 is the best answer.
<span>Water has a pH of 7. If it was 0, it would be a strong acidic acid
Water can dissolve most substances due to its polarity and hydrogen bonds
Water can dissolve minerals due to it polarity and hydrogen bonds
Water expands when it freezes because it it able to create my tetrahedron structures in solid form and this structures are broken and it melts
When water infiltrates something it seeps into the ground and becomes part of the water table.
2, 3, 4 are true. 1 and 5 are false.</span>
Answer:
<h3>Mineral like copper is used in electrical equipments as it is good electrical conductor. Clay is used to make cement etc which helps in constructing roads. Fibreglass, cleaning agents are made by borax.It is used in glass and</h3><h2> ceramic industries; pottery, porcelain and enamelware; soaps; bond for abrasive wheels; cement; glues; fertilizer; and tarred roofing materials and as a sizing, or filler, in textiles and paper applications.</h2>
Explanation:
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Answer:
a
Explanation:
if you invest in alternative then you save more and more coal
Answer:
A food chain describes how energy and nutrients move through an ecosystem. At the basic level, there are plants that produce the energy, then it moves up to higher-level organisms like herbivores. In the food chain, energy is transferred from one living organism through another in the form of food.
Explanation:
