BRIANNA ACADEMICS

Question 1 Not yet graded / 10 pts Question 2 Not yet graded / 10 pts Question 3 Not yet graded / 10 pts CHEM 103 MODULE 6 2022 Click this link to access the Periodic Table. This may be helpful throughout the exam. List and explain if each of the following solutions conducts an electric current: sodium chloride (NaCl), hydrochloric acid (HCl) and sugar (C6H12O6). Sodium chloride (NaCl) is an ionic compound and conducts since it forms ions in solution. Hydrochloric acid (HCl) is a po...

CHEM 103 MODULE 5 EXAM 2022 Question 1 Click thislink to accessthe Periodic Table. This may be helpfulthroughout the exam. Show the determination of the charge on the ion formed by the Se34 atom. Se34 (nonmetal = gain electrons) 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 10 4p 4 gain 2e → Se -2 Question 2 Click thislink to accessthe Periodic Table. This may be helpfulthroughout the exam. H = 2.1 Li = 1.0 Be = 1.5 B = 2.0 C = 2.5 N = 3.0 O= 3.5 F = 4.0 3 3 Na = 1.0 2.1 Mg = 1.2 ...

CHEM 103 MODULE 4 EXAM 2022 Click this link to access the Periodic Table. This may be helpful throughout the exam. Write the subshell electron configuration (i.e.1s 2 2s 2 , etc.) for the Fe26 atom. Fe26 = 26 electrons = 1s 2 2s 2 2p 6 3s 2 3p 6 4s 2 3d 6 Click this link to access the Periodic Table.This may be helpful throughout the exam. Write the subshell electron configuration (i.e.1s 2 2s 2 , etc.) for the S16 atom. S16 = 16 electrons = 1s 2 2s 2 2p 6 3s 2 3p 4 C...

CHEM 103 MODULE 3 EXAM 2022 Click this link to access the Periodic Table. This may be helpful throughout the exam. A reaction between HCl and NaOH is being studied in a styrofoam coffee cup with NO lid and the heat given off is measured by means of a thermometer immersed in the reaction mixture. Enter the correct thermochemistry term to describe the item listed. 1. The type of thermochemical process 2. The amount of heat released in the reaction of HCl with NaOH 1. Heat given off = Exo...

CHEM 103 MODULE 2 EXAM 2022 Question 1 Click this link to access the Periodic Table. This may be helpful throughout the exam. Show the calculation of the molecular weight for the following compounds, reporting your answer to 2 places after the decimal. 1. Al2(CO3)3 2. C8H6NO4Cl 1. 2Al + 3C + 9O = 233.99 2. 8C + 6H + N + 4O + Cl = 215.59 Question 2 Click this link to access the Periodic Table. This may be helpful throughout the exam. Show the calculation of the number of moles in th...

CHEM 103 MODULE 1 EXAM 2022 Question 1 Click this link to access the Periodic Table. This may be helpful throughout the exam. 1. Convert 845.3 to exponential form and explain your answer. 2. Convert 3.21 x 10 -5 to ordinary form and explain your answer. 1. Convert 845.3 = larger than 1 = positive exponent, move decimal 2 places = 8.453 x 10 2 2. Convert 3.21 x 10 -5 = negative exponent = smaller than 1, move decimal 5 places = 0. Question 2 Click this link to access the Periodic ...

CHEM 103 FINAL EXAM Question 1 Click this link to access the Periodic Table. This may be helpful throughout the exam. 1. Convert 845.3 to exponential form and explain your answer. 2. Convert 3.21 x 10 -5 to ordinary form and explain your answer. 1. Convert 845.3 = larger than 1 = positive exponent, move decimal 2 places = 8.453 x 10 2 2. Convert 3.21 x 10 -5 = negative exponent = smaller than 1, move decimal 5 places = 0. Question 2 Click this link to access the Periodic Table. ...

WJEC A LEVEL (NEW) GOVERNMENT & POLITICS - UNIT 4 1160U40-1 MARK SCHEME Thorough • Aware of a wide range of detailed and accurate knowledge. • Demonstrates fully developed understanding that shows relevance to the demands of the question. • Evidence/examples are well chosen. • Precision in the use of terminology. • Knowledge and understanding is consistently applied to the context of the question. • Is able to form a clear, developed and convincing interpretation of eviden...

In Section A, you must answer both questions 1 and 2. In your answer credit will be given for accurate knowledge and understanding, and also your ability to interpret and apply political information. 1. Assess how the content of the US Constitution is influenced by the principle of federalism. [16]

WJEC A LEVEL (NEW) GOVERNMENT & POLITICS - UNIT 3 1160U30-1; BEST FOR 2022 ACTUAL EXAM REVIEW Thorough • Aware of a wide range of detailed and accurate knowledge. • Demonstrates fully developed understanding that shows relevance to the demands of the question. • Precision in the use of terminology. • Knowledge and understanding is consistently applied to the context of the question. • Is able to form a clear, developed and convincing interpretation that is fully accurate. •...