Questions by Chris Hayes

Questions by Chris Hayes

3. Given the following equation: CH4(g) + 2 O2(g) > CO2(g) + 2 H2O(l) AH = -890.4 kJ a. How much energy is given off when 5.00 moles of CH4 are burned? And How much energy is released when 85.6 grams of

asked Dec 2, 2023

1 answer

12 votes

271k views

People who are stressed may experience hyperventilation or rapid breathing. Which body system would this affect? I need 2 answers - A. Respiratory system . B. Cardiovascular system C. Nervous system .

asked Oct 2, 2023

1 answer

11 votes

197k views

ANSWER FOR BRANIEST! What is the region of the Midwest like? A) coastal B) flat and fertile C) mountainous D) rocky

asked May 18, 2023

2 answers

34 votes

228k views

Convert 389.1 L to mL

asked May 2, 2023

1 answer

33 votes

387k views

Find the value of x when cos (x) = sin (30) / tan (30).

asked Feb 8, 2023

1 answer

36 votes

323k views

Read this sentence from Devon's research paper about pharmaceutical drugs. Some of the ingredients in this medicine were __________ from plants. Which word best completes the sentence? A. drawn B. gathered

asked Nov 12, 2022

1 answer

38 votes

394k views

What point lies on the line with point slope equation y-3=4(x+7)?

asked May 5, 2022

1 answer

13 votes

66.1k views

Describe the most important thing you learned before you were 10 years old.

asked Mar 25, 2022

1 answer

20 votes

327k views

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