Calcium oxide (quicklime) reacts with water to produce calcium hydroxide (slaked lime). CaO(s) + H2O(l )
Question:
CaO(s) + H2O(l ) → Ca(OH)2(s); ∆H = –65.2 kJ
The heat released by this reaction is sufficient to ignite paper. How much heat is released when 24.5 g of calcium oxide reacts?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Answer rating: 66% (12 reviews)
The equation is CaOs H 2 Ol CaOH2s ...View the full answer
Answered By
PALASH JHANWAR
I am a Chartered Accountant with AIR 45 in CA - IPCC. I am a Merit Holder ( B.Com ). The following is my educational details.
PLEASE ACCESS MY RESUME FROM THE FOLLOWING LINK: https://drive.google.com/file/d/1hYR1uch-ff6MRC_cDB07K6VqY9kQ3SFL/view?usp=sharing
3.80+
3+ Reviews
10+ Question Solved
Related Book For
Question Posted:
Students also viewed these Physical Chemistry questions
-
Consider the following statements. Write out an example reaction and K expression that are associated with each statement. a. The autoionization of water. b. An acid reacts with water to produce the...
-
Calcium carbide reacts with water to produce acetylene gas, C2H2. CaC2(s) + 2H2O(l) Ca(OH)2(aq) + C2H2(g) Calculate the volume (in liters) of acetylene produced at 26oC and 684 mmHg from 0.050 mol...
-
Magnesium nitride, Mg3N2, reacts with water to produce magnesium hydroxide and ammonia. How many grams of ammonia can you obtain from 7.50 g of magnesium nitride?
-
The table shows the fees for refund anticipation loans (RALs) offered by an online tax preparation firm. Find the annual rate of interest for each of the following loans. Assume a 360-day year. (A) A...
-
Activity-based costing requires four steps. List the four steps in the order they are performed.
-
Sunset Corp. has net cash inflows from operations of $15,000, net cash outflows from investing activities of $2,500, net cash outflows from financing activities of $12,000 and a beginning cash...
-
Refer to Example 16.11. Let \(F(t)\) be the forward rate from 0 to \(t\). By the basic definition of the forward rate, we have the identity \[e^{-F(t) t}=P(r, 0, t)\] Find an explicit formula for...
-
The following table shows the transactions experienced by J G Gutter Works (JGGW) during Year 7. The table contains missing data which are labeled with alphabetic characters (a) through (j). Assume...
-
Espresso Express operates a number of espresso coffee stands in busy suburban malls. The fixed weekly expense of a coffee stand is $ 1 , 3 0 0 and the variable cost per cup of coffee served is $ 0 ....
-
Let T be a (possibly improper) binary tree with n nodes, and let D be the sum of the depths of all the external nodes of T. Describe a configuration for T such that D is Ω(n 2 ). Such a...
-
When calcium carbonate, CaCO3 (the major constituent of limestone and seashells), is heated, it decomposes to calcium oxide (quicklime). CaCO3(s) CaO(s) + CO2(g); H = 177.9 kJ How much heat is...
-
Formic acid, HCHO2, was first discovered in ants (formica is Latin for ant). In an experiment, 5.48 g of formic acid was burned at constant pressure. 2HCHO2(l ) + O2(g) 2CO2(g) + 2H2O(l) If 30.3 kJ...
-
(a) How long would it take for a net charge of 2.5 C to pass a location in a wire if it is to carry a steady current of 5.0 mA? (b) If the wire is actually connected directly to the two electrodes of...
-
Based on the cash flows shown in the chart below, compute the IRR and MIRR for Project Erie . Suppose that the appropriate cost of capital is 12 percent. Advise the organization about whether it...
-
Form a correlation matrix and a variance-covariance matrix from the excess returns of the three stocks and the Russell 1000. Calculate betas for all three of the stocks in two ways: (i) using the...
-
What decision does an inspection need to make when undertaking periodic inspection, which is not required during initial verification? Explain briefly
-
Students should select an organization or a section in an organization. 1. You should document the accounting information that is process within the organization or section. 2. What accounting...
-
What occurs when a company buys a debt security but is unsure whether it should sell it or hold on to it until it fully matures? Select answer from the options below The security will be valued using...
-
In Exercises find the area of the unbounded shaded region. Witch of Agnesi: 1 x + 1 y -3 -2 -1 y 3- 2 -2 -3+ 1 2 3 X
-
DC has unused FTC carryover from 2017 in the separate category for GC income as the result of income generated by a foreign branch. The income was foreign source general category income. In 2018 the...
-
Show that the probability of finding a 2 py electron in the xz plane is zero.
-
Calculate the finite value of r, in terms of a 0 , at which the node occurs in the wave function of the 2s orbital of a Li 2+ ion.
-
Calculate the finite value of r, in terms of a 0 , at which the node occurs in the wave function of the 2s orbital of a hydrogen atom.
-
Last year, a city had three school districts: North with a population of 5200 children, South with a population of 10600 children, West, with a population of 15100 children. Use Hamilton, Adams,...
-
Prepare the journal entry to record pension expense and the employer ? s contribution to the pension plan in 2 0 2 0 . ( Credit account titles are automatically indented when amount is entered. Do...
-
Concord Department Store uses a perpetual inventory system. Data for product E2-D2 include the following purchases. Date Number of Units Unit Cost May 7 July 28 45 30 $13 15 On June 1, Concord sold...
Study smarter with the SolutionInn App