Answer: sorry i’m late but the answer is D- wavelength :)
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Answer:
2HNO3 + Ba(OH)2 => Ba(NO3)2 + 2H2O
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Answer:
Investigation B, Step 2
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The <em>colour change</em> is a good indication of a <em>chemical change</em>. The sugar molecules were most likely changing into something else.
Investigation A, Step 1. <em>Wron</em>g. The dissolving of salt is a <em>physica</em>l process.
Investigation A, Step 2. <em>Wrong</em>. You simply boiled off the water (a <em>physical</em> process) and recovered the salt.
Investigation B, Step 1. <em>Wrong</em>. The dissolving of sugar is a <em>physical</em> process.
Answer:
<h3>example:</h3><h3>meaning of the blank you need to do complete the words</h3>
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<h2>#CarryOnLearning</h2>
Answer:
im sorry but this question doesnt make sense
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