QUESTION 6 Which TWO solutions have the lowest concentration of H+ ions? (Click on 2 choices.) vinegar baking soda window cleaner Drano HCI lemon juice NaOH detergent
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- Activity 2Objective: Describe what happens to substances that undergo a chemical change. Materials: used paper match used styrofoam plate or cups baking powder Vinegar liquid milk pure calamansi juice Procedure: A. Burning a piece of paper You need a piece of paper. Put it over the flame. Compare the color before and after burning. B. Styrofoam and calamansi juice Drop pure calamansi juice into a Styrofoam plate or cups. Then observe what happens to Styrofoam. C. Baking powder and vinegar Put one tablespoon of baking powder in a dry small bottle. Add water and observe what happens. D. Milk and vinegar Put 3 tablespoon of vinegar in a glass bottle then add liquid milk drop by drop. If the liquid milk is not available prepare from powdered milk to water. Then observe what happens. E. Complete the table below. In the observation column, describe the materials before the reaction and the results after the change. Then give the evidences of chemical change in the…answer: 0.01 mL concentrate I want to know how it is solved.how does acidic water affect the mass of a shell? Please provide claim, evindence, and reasoning Thank, you
- The pH of a solution is 7, what is the H+ concentration? Group of answer choices 1 x 10e-7 M 1 x 10e-3 M 1 x 10e-8 M 1 x 10e-9 Mwith complete solution and handwritten pleaseeee. and why the answer is 0Please ASAP. Thankyou. Question 6 Assuming the atomic radii are as follows: K+ > Na+ > Mg2+ and the electronegativities are as follows: Mg2+ >>Na+ >> K+ Which hydrated ion is most unlikely to pass through a small pore in the cellular membrane? K+ Na+ Mg2+ not enough information
- please answer 3 b and c. i need a detailed explanation about each molecule including the water. thank youThe pH probe/meter uses following equations: Ecell = L + 0.0592 log a1 = L - 0.0592 pH Where L = L1 + EAg/AgCI + Easy= constants L1 = - 0.0592 log a2 a1 = activity of analyte solution a2 = activity of internal solution How will measured pH value be affected vs “real” pH if HCl in pH electrode, became 0.15M instead of 0.1M ? a.impact can not be determined b.measured pH is higher than "real" pH. c.measured pH is lower than "real" pH. d.measured pH is same as "real" pH.Trivalent and pentavalent arsenic produce different effects on cells, yet there is little distinction between the two forms of arsenic when discussing signs and symptoms of poisoning. Why? Want solution ASAP Your answer