please i need help asap no is not needed values and equation is shown software is to confirm answer

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D Equilibrium Concentration (mol/L) 10² 10¹ 10⁰ 10-1 10² 103 Question 1 104 106 10€ 107 104 negligible Acid-Base Solutions 54.8 7.70 x 10 7.70 x 10 pH: HA + H₂0A + H₂O+ boduction My Sokition Acid Initial Concentration (mol/L) 0.770 0.001 0.01 0.1 Strength: weak Views Tools Base Molecules a Solvent strong Graph Hide Views L PHET = Determine the pH of the 0.77M of a strong acid. Check your value using the simulation. 4 pts
D D Question 2 Question 3 Using the meter, choose a solution of a 0.30M of the acid. Use the button to vary the strength from strong to weak and note the pH [Select] and the concentration of [H+] [ Select] [Select] ake Question 4 V Using the meter, choose a solution of a 0.50M of the base. Use the button to vary the strength from strong to weak and note the [H+] [Select] and the concentration of [OH-] [Select] 2 pts 2 pts decreases. Using a concentration of 0.30 M for the acid, use the simulation to answer the question below. As I move from strong towards weaker acids, increases, and [Select] 4 pts
us 0 Solute Amount (moles) lots none Molarity Question 5 Solution Volume (Liters) full low Drink mix Solution Values Solute: Drink mix Solution Concentration (Molarity) high zero 40 PHET: Use the simulation above to answer the next 3 questions. Determine the least soluble salt. ISelect 1 The concentration of the lion at Saturation is 4 pts ☆
us Question 5 Use the simulation above to answer the next 3 questions. Determine the least soluble salt. [Select] The concentration of the ions at Saturation, is [Select] Question 6 Calculate the Ksp of the least soluble salt Question 7 When connected to a lamp circuit, which solution will give the brightest light [Select] 4 pts 4 pts 2 pts
D D Question 7 When connected to a lamp circuit, which solution will give the brightest light [Select] Question 8 Question 9 Consider a reaction vessel containing 1.00 atm of gas A and 2.8 atm of gas G in a 1.00 L flask. Calculate Q. given K=1.8 and determine the equilibrium partial pressure of G at equilibrium. (Only enter the answer for the partial pressure) A (g) G (g) Keq - 1.8 Please upload your work for the previous question here 2 pts Upload Choose a File 6 pts 2 pts 44 E