Chemistry Solder is an alloy of Copper, lead Lead, zinc Sodium, lead Tin, lead Copper, lead Lead, zinc Sodium, lead Tin, lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry An alloy used in making heating elements for electric heating device is Nichrome Solder German Silver Alloy Steel Nichrome Solder German Silver Alloy Steel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Piped Natural Gas (PNG) is used for Welding Anaesthesia Mining Cooking Welding Anaesthesia Mining Cooking ANSWER DOWNLOAD EXAMIANS APP
Chemistry The elements with atomic numbers 9, 17, 35, 53, 85 are all Noble gases Halogens Light metals Heavy metals Noble gases Halogens Light metals Heavy metals ANSWER DOWNLOAD EXAMIANS APP
Chemistry The temperature of oxy-acetylene flame is around 3200°C 3600°C 4000°C 2800°C 3200°C 3600°C 4000°C 2800°C ANSWER DOWNLOAD EXAMIANS APP
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