Questions by Oliver G

Questions by Oliver G

Calculate the mass in grams of 1.72×10^24 molecules of formaldehyde. The chemical formula for formaldehyde is CH2O.

asked Nov 1, 2021

1 answer

0 votes

206k views

Match the descriptions with the historical figures that they describe

asked Oct 7, 2021

1 answer

0 votes

191k views

Eep- Help!!!!!!!!!!!!

asked Jun 16, 2021

1 answer

4 votes

16.2k views

I NEED HELP FAST PLEASE

asked Mar 27, 2021

1 answer

2 votes

116k views

What is the area of the figure? Enter your answer in the box ( )in² Please help!

asked Feb 8, 2021

2 answers

1 vote

170k views

Leila and Maria were at track tryouts.The is 3/5 kilometers around. •Leila ran 3 laps in 7 minutes •Maria ran 1 laps in 3 minutes What advice would you give the coach if you want to convince her to choose

asked Nov 27, 2020

1 answer

4 votes

174k views

When Sr and F combine to form a compound, which atom(s) will become an anion?\ a Sr only b F only \ c both Sr and F d neither Sr nor F

asked Sep 9, 2020

1 answer

0 votes

87.7k views

Hey scale drawing of a bus has a scale of 1/2 inch to 5 feet If the length of the school bus is 4 1/2 inch on the scale drawing what is the actual length of the bus

asked Aug 9, 2020

1 answer

4 votes

227k views

If you analyzed the chemical composition of a rock and found that it contained 1 atom of radioactive uranium (238U) for every 3 atoms of stable lead (207Pb), how old is this rock? Recall that 238U decays

asked May 26, 2020

1 answer

0 votes

134k views

A researcher wants to know if gene flow is contributing to evolution of drought tolerance of pitcher plants in a specific bog. As a control, she should A. determine if the population is in Hardy-Weinberg

asked May 19, 2020

1 answer

3 votes

180k views

The CARDIA (Coronary Artery Risk Development in Adulthood) study began with over four thousand healthy 18- to 30-year-olds; most were reexamined 7 to 20 years later. The study found that _____.

asked Mar 22, 2020

1 answer

4 votes

110k views

Assume that a student is given two different models of bacteria, with one model consisting of big bacteria and the other consisting of small bacteria. How can the student demonstrate the theory of endosymbiosis

asked Dec 14, 2019

2 answers

1 vote

201k views

A sample of Ar gas at 35°C occupies a volume of 1.50 L at a pressure of 3.2 atm. How many moles of the gas are present in the sample?

asked Jul 1, 2019

1 answer

0 votes

67.1k views

Last month, Jesse's grandparents bought a house for $582,150. Use a power of 10 to write a sentence or a number sentence that compares the value of the two 5s in the sale price.

asked Jun 7, 2019

1 answer

2 votes

119k views

The perimeter of a regular pentagon measure 120cm what is the length of one of the sides

asked Mar 4, 2019

1 answer

1 vote

180k views

How might paleontologists be misled by their observations of fossils?

asked Nov 1, 2018

1 answer

0 votes

157k views

The principle of superposition which states that in undeformed rocks, the younger rocks will be on top of older rocks, is particularly important because ________

asked Mar 17, 2018

1 answer

1 vote

16.4k views

Which of the sentences is not true? Gandhi was a political leader. Gandhi was a spiritual leader. Gandhi was born in India. Gandhi's main role was that of an author.

asked Jun 13, 2017

1 answer

3 votes

57.7k views

The major organ of the circulatory system, the heart A) removes bodily waste. B) pumps blood throughout the body. C) carries oxygen throughout the body. D) transmits impulses throughout the body.

asked May 11, 2017

2 answers

2 votes

230k views

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