Which compounds give one singlet in the 1h nmr spectrum? ch3ch3 1461113dichloro22dibromo 1461123dimethyl2butene ch3―c≡c―ch3 ch2═chch═ch2 14611cyclohexadione 14611cyclopentane 14611123tribromopropane 14611ketone 14611ester

How do you lengthen a pattern piece? (family and consumer science, sewing)

Solutions of sodium carbonate and silver nitrate react to form solid silver carbonate and a solution of sodium nitrate. a solution containing 3.50 g of sodium carbonate is mixed with one containing 5.00 g of silver nitrate. how many grams of sodium carbonate, silver nitrate, silver carbonate, and sodium nitrate are present after the reaction is complete?

Explain in detail of the four major scientific developments that spurred the formulation of the plate tectonics theory