Recent activity by MHewison

Question

A 25.0 L balloon is filled with 2.75 mol of helium. If the helium leaks out a rate of 0.105 mol/hr, what is the final volume of the gas after 12 hours? A. 13.5 L B. 11.5 L C. 23.7 L D. 1.26 L E. 17.4 L

answered Dec 19, 2024

1 answer 75.4k views

Which of the following minerals is INCORRECTLY matched with its source? -calcium - leafy green vegetables -phosphorus - meat -magnesium - whole grains -iodine - sea food -zinc - fruit

asked Nov 2, 2024

1 answer 95.4k views

When employers pay efficiency wages, they pay wages a. at a level that would prevail in the absence of unions b. below equilibrium to increase profitability c. set by the government to counter charges

asked Oct 15, 2024

1 answer 24.1k views

How could you fix the following sentence fragment? Hoped to arrive in time for the awards presentation. Oa. Change the verb tense: Hoping to arrive in time for the awards presentation. Ob. Add a complete

asked Oct 4, 2024

1 answer 130k views

The cultural knowledge that people use to settle disputes by means of agents who have recognized authority is called a) Arbitration b) Mediation c) Adjudication d) Conciliation

asked Oct 3, 2024

1 answer 83.5k views

10 examples of homogeneous and heterogeneous mixture

answered Sep 28, 2024

1 answer 56.1k views

Help me asap What happened to the freedom riders at Alabama? They were celebrated They faced a lot of bad weather They were attacked with a fire bomb Nothing, they just rode on through

asked Sep 13, 2024

2 answers 150k views

A conductor must furnish his badge number to (15-149)

asked Sep 8, 2024

1 answer 94.6k views

HELP PLEASE RIGHT ANSWERS ONLY

answered Jun 26, 2024

1 answer 75.0k views

The mechanism for the reaction described by the equation 2N₂O₅(g) → 4NO₂(g) + O₂(g) is suggested to be 1. N₂O₅(g) ⇄ NO₂(g) + NO₃(g) k₂ 2. NO₂(g) + NO3(g) → NO₂(g) + O₂(g) + NO(g) k₃ 3. NO(g) + N₂O₅(g)

answered Apr 17, 2024

1 answer 23.6k views

Which of the following contributes to the movement of tectonic plates? Deposition of sediment on the ocean floor Push of newly formed crust Mantle convection I only III only I and II II and III

asked Apr 12, 2024

1 answer 229k views

Which statement best describes post-formal thinking? A) Concrete operational thinking, B) Abstract reasoning, C) Formal operational thinking, D) Reflective and contextual thinking

asked Apr 9, 2024

1 answer 98.1k views

Based on the medical journal article, which is the best conclusion for the student to draw about neuroscientist Dr. Petr Janata?

asked Apr 6, 2024

1 answer 208k views

In a carnival drawing, a green ticket wins $1, a yellow ticket wins $5, and a blue ticket wins $10. There are 100 green tickets, 25 yellow tickets and 5 blue tickets. In simplest form, what are the odds

answered Mar 30, 2024

1 answer 136k views

The response should be 4-6 sentences and include textual evidence Write the final sentence of the chapter. Then, explain Wiesel’s purposeful mixing of the third-person pronoun “he” and the first-person

answered Feb 23, 2024

1 answer 49.4k views

Four general groups of forces that affect the value of a given property are: a) population, natural resources, prices, social b) money and credit, zoning, building ordinances, and social c) economic, social,

asked Jan 26, 2024

1 answer 166k views

What did Douglass know was likely to happen if he was caught trying to escape slavery?

asked Nov 19, 2023

2 answers 32.8k views

19. What is the equation of the circle shown below? -B 8 6 * 2 NO 4 +6 co 2 6

asked Oct 20, 2023

1 answer 220k views

Question 3 Find an equation for the line that passes through the points (-1,8) and (2, - 10). Write the equation in slope-intercept form.

asked Sep 15, 2023

1 answer 154k views

An object’s mass is determined to be 32.5 g. When the object is placed in a graduated cylinder containing 175 mL of water, the water in the cylinder rises to a level of 187.5 mL. What is the density of

answered Sep 3, 2023

1 answer 205k views

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