When do you use the subjunctive in spanish?

In which of the following sentences is the capitalized word or phrase used or placed incorrectly? a. ¿quién lo conoce á él? b. elena conoce a los dos. c. roberto conoce para maría y por alberto. d. ¿quién conoce a maría?

Sheila conducts an investigation to see how the amount of salt dissolved in water affects the density of the water whichstatement best describes the correct plan for her procedure? the density and the amount of water are controls, and the amount of salt and the type of salt are variablesthe amount of water and the amount of salt are controls, and the type of salt and the density are variablesthe type of salt and the amount of water are controls, and the amount of salt and the density are variablesthe type of salt and the density of water are controls, and the amount of salt and the amount of water are variableso

Which one of the following is not a typical day of the dead activity, as mentioned in the lecture? a. visiting the cemetery c. re-enacting the dead’s life b. praying for the dead d. taking flowers to the tomb of the dead