Question: A water sample at 25 C presents the following chemical characteristics: Ar=0 mg/L CaCO, Au-75 mg/L CaCO, Acidity=2 meq/L Ca-60 mg/L Mg 36 mg/L

A water sample at 25 "C presents the following chemical characteristics: Ar=0

A water sample at 25 "C presents the following chemical characteristics: Ar=0 mg/L CaCO, Au-75 mg/L CaCO, Acidity=2 meq/L Ca"-60 mg/L Mg 36 mg/L The stability index according to Langeler is -0.15. Calculate: 1) The pH of the water 2) The aggressive CO, 3) The calcium carbonate hardness K,-4.47x107 Atomic weight: H-1, 0-16, Ca-40, Mg-24, C-12

Step by Step Solution

★★★★★

3.48 Rating (168 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Document Format (2 attachments)

636214674da71_236430.pdf

180 KBs PDF File

636214674da71_236430.docx

120 KBs Word File

Students Have Also Explored These Related Chemistry Questions!

Prepare an amortization schedule for a five-year loan of $67,500. The interest rate is 7 percent per year, and the loan calls for equal annual payments. How much interest is paid in the third year?...

Calcium carbonate is a common ingredient in stomach antacids. If an antacid tablet has 68.4 mg of calcium carbonate, how many moles of calcium carbonate are there in 175 tablets?

The pH levels of a random sample of 16 chemical mixtures from a process were measured, and a sample mean x- = 6.861 and a sample standard deviation s = 0.440 were obtained. The scientists presented a...

A rigid tank contains 1 kmol of Ar gas at 220 K and 5 MPa. A valve is now opened and 3 kmol of N2 gas is allowed to enter the tank at 190 K and 8 MPa. The final mixture temperature is 200 K....

9 pts According to a study 67 of cars are some shade of grey white black grey or silver If we take a random sample of 25 cars find the following probabilities a None of them are a shade of gray

Help Save & Exit Subm A sample of 25 undergraduates reported the following dollar amounts of entertainment expenses last year: 697 755 689 738 720 736 710 745 747 765 685 749 720 775 713 703 692 756...

Thanks you in advance :- For each of the following rejection regions, sketch the sampling distribution of f and indicate the ocation of the rejection region on your sketch: 3. f> 1.440. where of = 6...

RVCC Statistics I Homework A random sample of 28 students' final exam scores in Statistics I, revealed a mean of 63.39 with a standard deviation of 25. 17. It is assumed that the grades follow a...

The data set listed in the following table contains information on AGE, SEX (1 = male, 2 = female), work problems index (WP), marital conflict index (MC), and depression index (DEP) for a sample of...

A marketing researcher is interested in the number of songs that millenials include on their playlists. He collects data from a sample of millenials and finds the following frequency distribution:...

Let 's see how well you understood oui solve the following problems. Show your con step procedure. 1. The average number of milligrams {mg} o of ice cream is 650 mg, the standard dew. normally...

The gross estate of Raul, decedent, includes stock in Iris Corporation (E & P of $3 million) valued at $2.5 million. At the time of his death, Raul owned 60% of the Iris stock outstanding, and he had...

Under the Park Doctrine, the government may pursue a criminal misdemeanor offense against a responsible corporate officer based on the misconduct of the officers corporation, regardless of whether...

Use the product rule is find the derivative of the function. y = ( 4 x 2 3 ) ( 2 x - 5 ) What is the correct way of writing the derivative of y ? A . d y d x = d d x ( 4 x 2 3 ) d d x ( 2 x - 5 ) B ....

Which are the most important international economic challenges facing the world today? What are the benefits and criticisms of globalization?

Why does the study of international economics usually begin with the presentation of international trade theory? Why must we discuss theories before examining policies? Which aspects of international...

What simplifying assumptions do we make in studying international economics? Why are these assumptions usually justified?

What is the purpose of economic theory in general? of international economic theories and policies in particular?

What is the balance of payments, and what are foreign exchange markets? What is meant by adjustment in the balance of payments? Why are these topics known as the macroeconomic aspects of...

In a three-point testcross, you observe the following recombination frequencies: A-B = 15%, B-C = 10%, A-C = 25%. What is the correct order of the genes? A-C-B B-A-C B-C-A C-A-B C-B-A

A water sample contains 25 mg NO3 N/L. What is the concentration in (a) moles/L, (b) ppmm, (c) ppbm, and (d) mg NO3/L?

The M are Figure 1 I 3. Familiarize yourself with the toolbar on the left side using the provided handout located on the canvas course page. 4. Spend time examining the main screen of the calorimeter...

Need help with questions a, b, c, d, and e ASAP. The first Screenshot is the full question, the rest of the 4 screenshots are there to show the options for the answers in the box. The amount of water...

please answer all the questions Aihe chemical Son what the motor concentration af A watermole was 005 which was determined to be some Wich the icon.com Dowborgan yurth paper based on the table and...

Experiment 1 Introduction to Laboratory Measurements In this experiment you will familiarize yourself with the English \& metric system of measurement, and weigh with a centigram balance. Volume will...

CENGAGE | MINDTAP Q Search this Chapter 9 Assignment Questions Exercise 09.01 (Developing Null and Alternative Hypotheses) Question 1 of 10 Check My Work (5 remaining) The manager of the...