Which solution below has the highest concentration of hydroxide ions?

a. ph = 3.21

b. ph = 12.6

c. ph = 7.93

d. ph = 9.82

e. ph = 7.00?

Protists are prokaryotes. t or f

Why did water dissolve the packing peanuts?

Which compound is an unsaturated hydrocarbon? a) pentane b) ethyne c) cyclobutane d) isopropane

A sample of hydrated magnesium sulfate (MgSO4) has a mass of 12.845 g. When it is dehydrated, the anhydrous sample has a mass of 6.273 g. Which is the correct chemical formula for the hydrate?

Which molecule will undergo only London dispersion forces when interacting with other molecules of the same kind? a) CH2Cl2 b) NaC2H3O2 c) C4H10 d) C2H5OH e) HF

According to the quantum-mechanical model of the atom established by shrödinger, where may the electrons of an atom be found?

Renewable resources cannot be replaced in our lifetime

How do you make a guy who is extremely into you, even though he knows you aren't single, to bug off?

A chemist has dissolved a certain substance in water. The chemist knows that more of the substance could be dissolved into the water before it stops dissolving. Therefore, the current solution is

Which of these particles is the smallest? A. an atom B. a nucleus C. a proton D. an electron