How is mercury used for mining?

How is mercury used for mining? In mines, mercury is used to recover minute pieces of gold that is mixed in soil and sediments. Mercury and gold settle and combine together to form an amalgam. Gold is then extracted by vaporizing the mercury. Why was mercury used during the gold Rush? Use of mercury in […]

How old is Huckle from Busytown Mysteries?

How old is Huckle from Busytown Mysteries? She is absent in Busytown Mysteries. Huckle Cat: The Cats’ school-age son, and the protagonist of the series. He is a lovable young kitten boy who is seven years old. Who is Sally Cat? Sally Cat is Huckle’s younger sister. In her early appearances she was known as […]

How do you ask can we talk?

How do you ask can we talk? So now you know 3 ways to ask to speak with someone else: “Could I have a word with you?” for asking to speak with someone privately, and get them away from a group, “Do you have a moment?” as a way to ask about the other persons […]

Can old cars run on unleaded petrol?

Can old cars run on unleaded petrol? Older cars can run on unleaded gas, but avoid ethanol. How do you convert an engine to run on unleaded fuel? Engines made before 1989 may need modifying to run on unleaded fuel. The process involves the machining the old exhaust valve seats in the cylinder head out. […]

What is the linear structure of glucose?

What is the linear structure of glucose? Linear glucose has four chiral carbons (pointed to by the red arrows). 3. The linear form of glucose shown above makes up less than 3% of the glucose molecules in a water solution. What is the structural formula of glucose? C₆H₁₂O₆ Glucose/Formula An aldohexose used as a source […]

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