Questions by Rui Carvalho

Questions by Rui Carvalho

Pls help me I’m struggling

asked Sep 13, 2023

2 answers

15 votes

100.0k views

A MATCHBOX HOLDS 48 MATCHES.HOW MANY MATCHBOXES ARE NEED TO HOLD 1104 MATCHES?

asked Aug 27, 2023

1 answer

2 votes

132k views

What important discovery was made by columbia university researchers concerning carbon dioxide levels using data from biosphere 2?.

asked May 23, 2023

1 answer

17 votes

128k views

5.13 moles of ions are dissolved in 1000. g of water at 25°C. The vapor pressure of pure water (219) at this temperature is 23.8 Torr. Determine the vapor pressure of the solution of ions (P1).

asked Nov 1, 2022

1 answer

2 votes

110k views

Which type of joint permits side-to-side and back-and-forth movements with some slight rotational movement?

asked Sep 27, 2022

1 answer

1 vote

232k views

Which sentence best represents the main idea of paragraph (2), the first body paragraph? (5 points)

asked Sep 24, 2022

2 answers

4 votes

134k views

Jessica wants to improve her mental and emotional health. Which lifestyle practice should she adopt? build her self-esteem ignore her sense of identity increase her time spent on social media put off setting

asked Aug 4, 2022

2 answers

0 votes

214k views

Which number is a solution to the quadratic equation below?

asked Jul 7, 2022

1 answer

14 votes

57.9k views

What challenges do soldiers face during a war? help please

asked Apr 22, 2022

1 answer

21 votes

74.9k views

Sarah was at a hotel. She was relaxing when someone knocked on the door. She answered it, and there was a man standing there. He said: "Oh sorry, I thought this was my room." Sarah immediately called the

asked Mar 18, 2022

1 answer

11 votes

112k views

The column has a mass of 600 lb/ft and a force of 50 kips applied at the top. The diagonal brace has a 10 kip axial force that can be either tension or compression (note that in seismic and wind loading

asked Dec 22, 2021

1 answer

5 votes

12.9k views

Which diagram shows the graph of y=-|x-3|? Can anyone tell me how to solve this step by step?

asked Nov 25, 2021

1 answer

0 votes

135k views

Street light in many communities are sodium vapor lamps. These lamps visually have an orange-yellow tint. The visible emission spectrum for sodium shows that two prominent bands are detected within the

asked Oct 19, 2021

1 answer

3 votes

200k views

the summer camps had field from the campus to fragrance hill. they traveled at an average speed of 65 km/h in the first 2 hours. after that they traveled at another average speed of 78 km/h if the distance

asked Sep 18, 2021

1 answer

4 votes

78.9k views

El Turco guided the Coronado expedition to the Grand Canyon. Please select the best answer from the choices provided T F

asked Aug 25, 2021

1 answer

5 votes

182k views

When warm water is cooled they tiny particles of matter that make up the liquid slow down True or False

asked Jul 27, 2021

1 answer

1 vote

154k views

Which unit would be most appropriate to describe the height of a house? A.meter B.centimeter C. Megameter D. Kilometer

asked May 14, 2021

1 answer

1 vote

48.5k views

Based on the following calculator output, determine the mean of the dataset, rounding to the nearest 100th if necessary. 1-Var-Stats ī = 106.142857143 Ex = 743 2.c2 = 79453 Sx = 9.90670768433 or = 9.17182909673

asked Feb 24, 2021

1 answer

2 votes

182k views

a physician wants to estimate with 92% confidence the average height of 6 year old boys in his community he wants his margin of error to be 0.5 in the population of these heights is normally distributed

asked Feb 20, 2021

1 answer

2 votes

233k views

If the radius of a circle is 16 cm. What is the circumference? Use 3.14 for n 100.48 50.24 803.84 25.12

asked Feb 16, 2021

1 answer

0 votes

84.3k views

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