Questions by VirtualValentin

Questions by VirtualValentin

Which of the following is a main point of cell theory?* a. All living cells are eukaryotes. b. All cells come from other cells c. The atom is the smallest unit of life. d. Cells can spontaneously generate

asked Nov 20, 2023

1 answer

20 votes

60.9k views

Combustion of Propane Gas C2H2 +02 →CO, +H₂O Determine the coefficient of propane (C3H8) of the above reaction *

asked Dec 10, 2022

1 answer

16 votes

18.4k views

Explain the political system and election in China.

asked Sep 24, 2022

2 answers

0 votes

165k views

Simplify 1/4(1 - 2/3)* + 1/3 Enter your answer in the box as a fraction in simplest form

asked Jul 6, 2022

1 answer

5 votes

6.8k views

-4(y+4)=3(y+4)+7can you tell me if this isNo solutiony=_ (Tell me what y is if it's this one)All real numbers are solutions

asked Jun 1, 2022

1 answer

5 votes

143k views

A diagram of a coin is shown. What is the approximate circumference of the coin? Use 3.14 as an estimate for Pi. A-21 mm B-3mm C-66mm D-84mm

asked May 13, 2022

1 answer

6 votes

131k views

What are some of the causes that disrupt the natural balance of the ecosystem? ridding the soil of decomposers removing predators by hunting overpopulation of predators breeding hybrid plants removing

asked Apr 22, 2022

2 answers

5 votes

164k views

Evaluate −nz−z2−2z when n=3. Simplify your answer.

asked Feb 21, 2022

2 answers

19 votes

183k views

All of the following changes to a metal are physical changes except_____. bending melting rusting polishing

asked Dec 27, 2021

2 answers

5 votes

149k views

PLEASE HELP!! How does one determine an empirical formula from a percent composition? A. Convert mass percents to moles and then use the moles as subscripts in the formula B. Convert mass percents to grams

asked Dec 16, 2021

1 answer

4 votes

28.2k views

Griffin's Goat Farm, Inc., has sales of $604,000, costs of $255,000, depreciation expense of $53,000, interest expense of $35,000, and a tax rate of 23 percent. What is the net income for this firm

asked Sep 6, 2021

2 answers

3 votes

30.0k views

The possibility that Mongolian ruler Genghis Khan spread an unusual chromosome to nearly 16 million men living today resulted from studies of ________. A) proteomics B) plasmids C) the X chromosome D)

asked May 11, 2021

1 answer

3 votes

219k views

If f(x) = 2x2 and g(x)= x2 + 2x, which expression represents f(g(x))?

asked Apr 20, 2021

1 answer

2 votes

55.9k views

PLEASE HELP THIS IS VERY IMPORTANT!! In two paragraphs answer the following questions concerning the New Deal. In your opinion, did the New Deal work to assist the people and the economy during the Great

asked Jan 16, 2021

1 answer

2 votes

159k views

Colin pays £766.45 a year on his car insurance. The insurance company increases the price by 5.4%. How much does the insurance cost now?

asked Jan 4, 2021

1 answer

2 votes

178k views

Argumentative essay on should cell phones be allowed in school

asked Jan 2, 2021

2 answers

1 vote

109k views

Search QAmmunity.org