I need to conjugate these in the past tense but I can't figure out why these are wrong. 



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#1-8
SPANISH #spanish
FILL-INS USING THE PRESENT PERFECT INDICATIVE TENSE (el pretérito perfecto de indicativo) 1. Vosotros (mirar-watch) la televisión hoy. 2. Emilia ya (hacer-to do) la tarea. 3. Yo (resolver-resolve) los problemas. 4. TU (ir-to go) a México? 5. Ellos (escribir-to write) la tarea? Remember if you are responding to questions, all questions in the tú or usted (Ud.), will be answered in the yo form. When respondin vosotros or ustedes form, you will answer using the nosotros form...
Complete the curved arrow pushing mechanism for the following
Michael (conjugate) addition reaction.
I can't figure out what I'm doing wrong in the second step.
Please help!
Complete the curved arrow pushing mechanism for the following Michael (conjugate) addition reaction.
The Ka for acetic acid (CH3COOH) is 1.8x10^-5. What is the Kb (to two decimal places) for its conjugate base at 25 C? The ans is: 5.56x10^-10, but I can't figure it out.
I can't figure out what I did wrong. I'm
stuck on if u-sub is necessary.
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this is wrong then
Sketch the phasor diagram for an ac circuit with a 10512 resistor in series with a 92.5-mH inductor and a 32.2 uF capacitor. The frequency of the generator is 60.0 Hz. Draw the vectors with their tails at the dot. The orientation of your vectors will be graded. The exact length of your vectors will not be...
I need help with this physical chemistry question please, i
can't figure out 3 b) if someone can please help
me out?
I can't figure out what I am doing wrong in the below question on the Fed Reserve balance sheet. I am not looking for the answer and only need some direction. Bank Three currently has $500 million in transaction deposits on its balance sheet. The Federal Reserve has currently set the reserve requirement at 6 percent of transaction deposits. a. If the Federal Reserve decreases the reserve requirement to 4 percent, show the balance sheet of Bank Three and the...
Fe(s) + 2HCl(aq) --> FeCl2(aq) + H2(g) When a student adds 30.0 mL of 1.00 M HCl to 0.56 g of powdered Fe, a reaction occurs according to the equation above. When the reaction is complete at 273 K and 1.0 atm, which of the following is true? A) HCl is in excess, and 0.100 mol of HCl remains unreacted. D) 0.22 L of H2 has been produced. The correct answer is D. I can't figure out why A is...