79.2 g of C14H30 is cracked to produce 40.0 g of C7H16, 17.6 g of C3H8, and 22.4 g of C2H4. Options: a) The molar mass of C14H30 is 210 g/mol. b) The cracking process is an example of a combustion reaction. c) The molar mass of C7H16 is 100 g/mol. d) The molar mass […]
A field identified in a table as holding the unique identifier of the table’s records(which are the columns) is called the:A) primary key.B) key field.C) primary field.D) unique ID. The Correct Answer and Explanation is: The correct answer is:A) primary key. Explanation: In database terminology, the primary key is a field (or a combination of
Using the information below, compute the days’ sales in raw materials inventory: Raw materials used $ 159,600 Beginning raw materials inventory 19,900 Ending raw materials inventory 22,100Multiple Choicea. 8.02.b. 7.22.c. 45.50.d. 50.54.e. 7.60. The Correct Answer and Explanation is: To calculate the Days’ Sales in Raw Materials Inventory, we need to follow the formula: [\text{Days’
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Cross-contamination causes food to become unsafe becauseA. food flavors can mix during prep.B. food stays at the wrong temperature.C. allergens are transferred from one surface or food to another.D. pathogens are transferred from one surface or food to another. The Correct Answer and Explanation is: The correct answer is D. pathogens are transferred from one
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For each of the following compounds, circle all stereocenters. If there are no stereocenters in the compound, circle “no stereocenters.”a) CH₃CHClBrb) H₂C=CH-CH₂-CHOc) C₆H₁2O₆d) C₄H₁0 The Correct Answer and Explanation is: To determine stereocenters, we must understand the concept: a stereocenter (or chiral center) is typically a carbon atom bonded to four different groups. Such carbons
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Draw the Lewis structure of SO3. The formal charge of Sis [1] +2 [2] +1 137 [5] -2 The Correct Answer and Explanation is: Answer: The formal charge of sulfur (S) in SO₃ is [2] +1. Explanation: This structure balances formal charges while following the octet rule, where possible.
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Family paid $24,000 as a down payment for a home if this represents 12% of the price of the home, find the price of the home. The Correct Answer and Explanation is: To determine the price of the home, we can use the relationship between percentages, the total amount, and the portion of that amount.
Why did Tom break myrtle’s nose? How is this consistent with the author’s description of him in chapter 1? Judging by his treatment of myrtle and his wife Daisy, what seems to be Tom’s attitude toward women? The Correct Answer and Explanation is: In The Great Gatsby by F. Scott Fitzgerald, Tom Buchanan breaks Myrtle
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What is 1/25 as a decimal The Correct Answer and Explanation is: Correct Answer: 1/25 as a decimal is 0.04. Detailed Explanation: To convert a fraction like ( \frac{1}{25} ) into a decimal, you need to divide the numerator (1) by the denominator (25). Let’s break down the steps: Understanding the Concept: Fractions represent a
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Which compound is inorganic?A. C6H12O6B. KH2PO4C. CH3COOHD. C2H6E. C2H5OH The Correct Answer and Explanation is: The correct answer is B. KH₂PO₄. Explanation: Understanding Organic and Inorganic Compounds: Organic compounds are typically characterized by the presence of carbon atoms bonded to hydrogen atoms in various configurations. These compounds are often associated with living organisms and biological
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