Answer: physical
Explanation: freezing and melting are physical changes.
Answer:
Explanation:
2. You work for an environmental company as an environmental toxicologist and have been hired to determine the contaminant present in a local resident’s pool. Create a flow chart outlining how you would detect the possible presence of Fe2+ and/or Sr2+
Answer:
A budget is an estimation of revenue and expenses over a specified future period of time and is usually compiled and re-evaluated on a periodic basis. Budgets can be made for a person, a group of people, a business, a government, or just about anything else that makes and spends money.
Answer:
I think it's gold but I'm not sure, sorry
Explanation:
good luck tho :)
Flammable liquid,gasoline, oil, and etc
