Questions by Wei Xu

Questions by Wei Xu

There are 180 students enrolled in our school. 2/3 of the students are girls. How many students are boys?

asked Sep 3, 2021

1 answer

2 votes

183k views

A - 3b + 5c + 4a help

asked Aug 24, 2021

2 answers

2 votes

42.7k views

Write a balanced chemical equation for the reaction of aqueous potassium hydroxide with aqueous iron(III) chloride to form solid iron(III) hydroxide and aqueous potassium chloride. Express your answer

asked Jun 28, 2021

1 answer

3 votes

202k views

A car of mass 1490 kg makes a 23.0 m radius turn at 7.85 m/s on flat ground. What is the (minimum) coefficient of static friction?

asked Apr 25, 2021

1 answer

3 votes

112k views

1)What is an enzyme? 2)How does hydrogen peroxide get into cells ? 3)how does a cell deal with the buildup of hydrogen peroxide? 4) what would happen if a cell couldn’t make catalase? 5)When hydrogen is

asked Apr 5, 2021

1 answer

2 votes

8.2k views

Chen is bringing fruit and veggies to serve at an afternoon meeting. He spends a total of $28.70 on 5 pints of cut veggies and 7 pints of cut fruit. The food cost is modeled by the equation 5 v plus 7

asked Jan 11, 2021

1 answer

0 votes

203k views

the primary function of the_______is to supply the blood with oxygen so that the blood can deliver oxygen to all parts of the body

asked Dec 17, 2020

2 answers

2 votes

30.8k views

How did Don Alejandro O’Reilly impact the colony of Louisiana during his time as governor? A. His policies regarding slavery led to a breakdown in Spanish authority in Louisiana. B. He put rules in place

asked Apr 21, 2020

2 answers

4 votes

138k views

When there is a well-established segment of heterochromatin on an interphase chromosome, there is usually a special barrier sequence that prevents the heterochromatin from expanding along the entire chromosome.

asked Apr 6, 2020

1 answer

4 votes

231k views

What is the relative atomic mass of an element

asked Feb 28, 2020

2 answers

1 vote

125k views

_______heart disease is caused by reduced blood flow to the heart resulting from closed or narrowed blood vessels. A:congenital b:coronary

asked Feb 24, 2020

2 answers

4 votes

71.5k views

Dallas Company uses a job order costing system. The company's executives estimated that direct labor would be $5,130,000 (190,000 hours at $27/hour) and that factory overhead would be $1,430,000 for the

asked Jan 14, 2020

1 answer

2 votes

181k views

how much current is in a circuit that includes a 9-volt battery and a bulb with a resistance of 3 ohms?

asked Jan 5, 2020

1 answer

0 votes

220k views

which of the following is an example of heat transfer by radiation?A wind current B a pot of water boiling on the stove C a bare foot on a hot sidewalk D a microwave oven heating food.

asked Dec 27, 2019

1 answer

5 votes

101k views

In one to two sentences, explain why citizens pay taxes.

asked Jul 5, 2019

1 answer

3 votes

183k views

Some scientists believe that ice shelves are threatened by _____. human exploration rising temperatures the convergence zone the arid climate

asked Jun 6, 2019

2 answers

2 votes

193k views

Rewrite the expression with grouping symbols 5m+5n

asked Feb 20, 2019

2 answers

1 vote

86.3k views

Which statement best describes the narrator's reliability in "The Black Cat"? The narrator is reliable because he explains his terror at seeing the cat's image after the fire. The narrator is reliable

asked Oct 17, 2018

2 answers

0 votes

71.4k views

How did Pan get his pipe? a. it was a gift from hermes b. it came to him in a dream c. the death of a maiden helped create it d. it is fashioned from the songs of the gods

asked Sep 22, 2018

1 answer

1 vote

87.0k views

What is the most effective way to help a child with a intent to commit suicide?

asked Sep 14, 2018

2 answers

2 votes

135k views

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