Is the reaction with potassium iodide solution and Lead (ll) nitrate solution a physical or chemical change

A. physical change

B. chemical change

Is hydrogen sulfide a heterogeneous mixture solution compound or element?

Which statement best explains why carbon is present in so many kinds of molecules? it has valence electrons. it can form four covalent bonds. it is abundant on earth. it can become an ion.

Describe an aqueous solution

Is c7h16+o2→co2+8h2o+7co2 a balanced equation

What property of motion is described by Newton's First Law of Motion?

What is a contributor of global warming? a. aerosol sprays b. carbon dioxide c. acid rain d. garbage

How is momentum similar to inertia? Explain.

Suppose that 0.00150 moles of CO2 (44.0 g/mol) effuse out of a pinhole in 1.00 hour. How many moles of N2 (28.0 g/mol) would effuse out of the same pinhole in 1.00 hour? Assume both gases are at the same temperature and pressure.

How do you make glue from jack fruit sap?

A compound is broken down by chemical means during (1) chromatography (2) distillation (3) electrolysis (4) filtration