Recent activity by Roger Carvalho

Question

What is the best explanation of why iron requires a Roman numeral when naming an ion of iron, but zinc does not? A) Zinc is monovalent B) Iron is divalent C) Iron forms multiple ions D) Zinc is a transition

answered Dec 30, 2024

1 answer 217k views

True or False: Groups like Tammany Hall cheated in elections by voting multiple times, intimidating voters, and counting votes in their favor.

answered Dec 15, 2024

1 answer 81.4k views

Scientists have discovered the bodies of humans and other living things buried in bogs for hundreds of years, but not yet decomposed. Suggest a possible biological explanation for why such bodies are so

answered Oct 18, 2024

1 answer 125k views

Select the word that means the basic framework or system of public works. A. Infrastructure B. Superstructure C. Framework D. Blueprint

asked Sep 26, 2024

1 answer 67.6k views

A recent college graduate is looking for a job in health care. Which website would be the best place to start? 1) Indeed 2) LinkedIn 3) Monster 4) CareerBuilder

answered Aug 27, 2024

1 answer 44.4k views

This hypothesis suggests that dreams are simply the brain's attempt to make sense of the random firing of brain cells during REM sleep. a. REM regeneration hypothesis b. activation-synthesis hypothesis

answered Jun 28, 2024

1 answer 151k views

Identifying your specific purpose isn't always so easy. Maybe you know what you want, but you are going to have to work through the audience to get there. This requires a deep understanding of your audience

answered Jun 8, 2024

1 answer 42.2k views

3. A train is 120 m long. Sydney was standing 200 m from the front of the train when it began to accelerate from rest. She noticed that the front of the train was moving at 8.00 m/s when it passed her.

answered Mar 19, 2024

1 answer 108k views

According to the Flood story of Utnapishtim, why did the gods destroy mankind? A) They were displeased with humans' constant noise and disturbance. B) Humans had become too numerous and were depleting

answered Mar 4, 2024

1 answer 110k views

Change the equation 5x + 3y = 15 into slope-intercept form. What does your equation look like after your first step? | What is the slope-intercept form? What is the slope of the line? What is the y-intercept?

asked Mar 3, 2024

1 answer 3.7k views

The nurse provides care for a client 24 hours after delivery, and the client states "I have been urinating so much." Which response by the nurse is best? A. Increased urination is normal after delivery.

answered Feb 15, 2024

1 answer 163k views

You want to frame a 6 inch by 9-inch picture. The frame has a two-inch width. Calculate the area of the framed photo.

answered Jan 3, 2024

1 answer 70.0k views

The number π is WHAT IS THE ANSWER I LOVE IT

answered Oct 22, 2023

1 answer 171k views

2.Discuss about the major geologic events and processes that took place during Mesozoic era in Ethiopia and the horn of africa ?

answered Jul 28, 2023

1 answer 10.6k views

Paul drinks 6 cups of coffee each day. Each cup contains 275 milliliters of coffee. How many liters of coffee does he drink in a full week?

asked Jul 3, 2023

2 answers 186k views

Look at the graph below. what is the slope of the line ?

asked May 3, 2023

2 answers 228k views

In Exercises 9 and 10, the midpoint M and one endpoint of CD are given. Find the coordinates of the other endpoint. 9. M(1, 2) and C(-1, 4) 10. M(3, 7) and D(1, 1)

asked Jan 27, 2023

1 answer 66.0k views

Out of 125 tickets in a raffle, one ticket will win a $230 prize, one ticket will win a $180 prize, one ticket will win a $110 prize, and one ticket will win a $70 prize. The other tickets will win nothing.

answered Jan 25, 2023

1 answer 131k views

The 6th through the 9th terms of a geometric sequence are ag = 48, a7 = 96, ag = 192, and ag = 384. What is the value of the first term of this sequence? A 3 4 3 B. C. 1 D. 3 E. 8

asked Jan 18, 2023

1 answer 55.5k views

jason bought 4 new baseball trading cards to add to his collection. The next day his dog ate half of his collection. There are now only 43 cards left. How many cards did jason start with

asked Jan 2, 2023

1 answer 20.8k views

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