Explain what is the concentration of h3o in the urine sample

Assignment Help Chemistry
Reference no: EM13227767

The electrode of a pH meter is placed in a sample of urine and a reading of 7.9 is obtained. Is the sample acidic basic, or neutral? What is the concentration of H3O+ in the urine sample?

Reference no: EM13227767

Questions Cloud

Explain when the bowling ball is placed on the spring : A bowling ball is placed on a coil spring. The spring constant is 400N/m. When the bowling ball is placed on the spring, the spring compresses down 0.1m. If the spring is vertical how far will the bowling ball go
How is the optimal solution affected : Based on the original objective function, would you recommend that they accept the offer? d. Assuming that Sydneyville purchases the 50 square feet of maple, how is the optimal solution affected?
Calculate unit length resistance in inner n outer conductors : The cylindrical coaxial cable with the cross section shown below, has inner and outer radii of 5mm and 15mm respectively. The dielectric parameters are; er=2, signma=5*10^(-10) S/m and Ur=1
What is the minimum width of the displayed letter strokes : you decide to make the font size large enough so that a person with 20/40 vision will be able to read the letters displayed on the screen with your slides with 95% accuracy from 20 m away. What is the minimum width of the displayed letter strokes ..
Explain what is the concentration of h3o in the urine sample : The electrode of a pH meter is placed in a sample of urine and a reading of 7.9 is obtained. Is the sample acidic basic, or neutral? What is the concentration of H3O+ in the urine sample?
Key aspects of the firms environment : Stage one-the analysis that includes systematic identification and consideration of the key aspects of the firm's environment and stage two-the synthesis of the key aspects into an understanding of the strategic opportunities and threats..
Calculate the unit length capacitance of the cable : The cylindrical coaxial cable with the cross section shown below, has inner and outer radii of 5mm and 15mm respectively. The dielectric parameters are; er=2, signma=5*10^(-10) S/m and Ur=1.
Explain what is the ka of hy : A 0.00445 mol sample of a weak acid, HY, is dissolved in enough water to form 0.0976 L of solution. If the pH of the solution is 4.02, what is the Ka of HY? Use E notation with 3 significant figures.
Find the magnetic field and inductance : A 1000 turns wire are tighly wound on a toroid with a rectangular cross section, the heigh of toroid is 0.5 cm . The inner and outer radii of 2 cm and 3cm respectively. The current in the wire I=100 mA, Ur = 4000. N= 1000, Find H,B,phi and inducta..

Reviews

Write a Review

Chemistry Questions & Answers

  Calculate the ph of a 0.50 m aqueous solution of nh3

Calculate the pH of a 0.50 M aqueous solution of NH3. The Kb for NH3 is 1.8 x 10-5.

  Calculate the change in gibbs free energy

Calculate the change in Gibbs free energy for each of the following sets of ΔH ° rxn , ΔS ° rxn , and T .

  State photosynthesis chlorophyll a absorbs light

During photosynthesis chlorophyll a absorbs light of 440 nm and emits light of 670 nm.

  What weight of steam would be needed

When steam (hot water) is passed over iron, hydrogen gas and iron (3) oxide are formed. What weight of steam would be needed to react completely with 100.0g of iron.

  How many grams of naoh are in solution of naoh

How many grams of NaOH are in a 225.0 mL sample of a 2.5 M solution of NaOH? (Molar mass of NaOH is 40.0 g/mol)

  Distinguish between a bonding orbital and an anti bonding

Distinguish between a bonding orbital and an anti bonding orbital in terms of their contributions

  State what is the concentration of p retained in the soil

What is the concentration of P retained in the soil (in mg P/kg)? What is the concentration of PO4 retained by the soil (in mg PO4/kg)?

  Explain what collor do these emmisions produce

what collor do these emmisions produce. b) what si the energy in KJ of these emisions for 5.00 g each of the cloride salts of Sr and Ba

  State fischer esterification of benzoic acid with methanol

When determining Keq for the Fischer esterification of benzoic acid with methanol, how will your calculation be affected if you lose crystals of benzoic acid on the filter paper during vacuum filtration?

  Compute the molar mass of the compound

The freezing point of pure benzene is 5.48 degrees Celcius, and Kf for benzene is 5.12 degrees C/m. Calculate the molar mass of the unknown compound.

  How many moles of silver can be produced

Given the unbalanced equation: Ag2CO3 ® Ag + O2 + CO2, how many moles of Ag can be produced from 2.5 moles of Ag2CO3.

  State the balanced molecular equation

Write the balanced molecular equation using K+ and Cl- as the spectator ions. If you were to balance the following equation that occurs in basic solution, how many electrons are being transferred overall?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd