(3) both a chemical and a physical change can reach equilibrium. For example, an acid-base reaction can achieve equilibrium (chemical change), and a system can achieve dynamic equilibrium (phase changes from liquid to gas, for example), which is a physical change.
Water is very healthy and beneficial, i some areas you may be told to drink plenty of fluids while sick (common cold) this can replace the fluids you've lost and loosen mucus, together with keeping you hydrated.
water is also helps in lubricating bone joints, moisturizing skin, detoxing your body, it can help with headaches , it balances body fluids
Three. There’s 2 atoms in hydrogen and there’s 1 atom in oxygen.
Answer: This is because, the stem symbolises the bronchioles of the lung through which oxygen is transfered to the lungs. The grabes represent the lungs, left and right respectively.
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Answer:Scientific evidence is evidence that serves to either support or counter a scientific theory or hypothesis, although scientists also use evidence in other ways, such as when applying theories to practical problems.
Explanation:
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