2024/2025 Exam Questions and Verified
Answers | Already Graded A+
Oil and Natural Gas typically form in what environment? - 🧠ANSWER
✔✔marine life preserved at the bottom of deep lakes
Hydrocarbons refer to which two elements? - 🧠ANSWER ✔✔hydrogen and
carbon
Which of the fossil fuels are regional commodities with regional prices? -
🧠ANSWER ✔✔coal and natural gas
Coal is formed in what enviornment? - 🧠ANSWER ✔✔plants in a humic,
swamp environment
Which fossil fuel contains ash? - 🧠ANSWER ✔✔coal
How many ranks of coal are there? - 🧠ANSWER ✔✔four
Which coal rank has the highest heating value? - 🧠ANSWER ✔✔anthracite
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, What two methods are used to mine coal? - 🧠ANSWER ✔✔deep mining
and mountaintop removal
A proximate analysis shows that a certain lignite coal is 10% moisture, 30%
volatiles, and 10% ash. What is the % fixed carbon? - 🧠ANSWER ✔✔1 -
.10 - .30 - .10 = 0.5 or 50% carbon
Which coal rank has the highest percentage of volatiles? - 🧠ANSWER
✔✔lignite
Convert a coal price of $90/ton to $/MMBtu - 🧠ANSWER ✔✔$3.46/MMBtu
90/26 = 3.46
Which is more expensive, $100/ton of coal or$3/MCF of natural gas? -
🧠ANSWER ✔✔100/26 = $3.85/MMBtu
3/1 = $3/MMBtu
Coal is more expensive
What is the main use for Petroleum? - 🧠ANSWER ✔✔transportation
COPYRIGHT©PROFFKERRYMARTIN 2025/2026. YEAR PUBLISHED 2025. COMPANY REGISTRATION NUMBER: 619652435. TERMS OF USE.
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PRIVACY STATEMENT. ALL RIGHTS RESERVED