Answer: A
Explanation: Beta particles have a charge of -1
Answer:
Nichrome
Answer: Hot water system coils are commonly made up of metal alloys which are a combination of two or more elements. The most commonly used metal alloy is “Nichrome”. Nichrome is an alloy of nickel (80%) and chromium (20%).
<span>The bonding found in calcium chloride is i</span>onic bonds.
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