Questions by Ollo

Questions by Ollo

Who discovered dengue fever

asked Aug 25, 2023

1 answer

24 votes

170k views

Can someone help me please? use the two given problems and rewrite them into hypotheses. problem- does the number of mosquitoes affect the number of diseases spread in a summer? hypothesis- problem- does

asked May 12, 2023

1 answer

18 votes

44.8k views

What is the percent yield of CO2 if 46.5 grams of CO2 is recoveredfrom the reaction of 21.5 grams of C2H2 according to the reaction below?2 C2H2 + 5 O2 —> 4 CO2 + 2 H2O

asked Mar 7, 2023

1 answer

1 vote

21.2k views

I'm also stuck on this one! Help!

asked Dec 8, 2022

1 answer

1 vote

212k views

A researcher is studying the effect of 10 different variables on a critical measure of business performance. In selecting the best set of independent variables to predict the dependent variable, the stepwise

asked Sep 15, 2022

1 answer

4 votes

15.6k views

SOMEONE PLEASEEEE HELPPPPPPPP

asked Jul 11, 2022

1 answer

4 votes

218k views

The domain and range of this ?

asked Jun 10, 2022

1 answer

18 votes

160k views

The Virgen de Guadalupe, one of the most famous pictures to come out of Mexico, depicts: O Diego Rivera and Frida Kahlo O a dark-skinned madonna O a Spanish friar O a catholic Indian called Juan Diego

asked Dec 18, 2021

2 answers

3 votes

155k views

What does chemical reaction mean?

asked Dec 16, 2021

1 answer

3 votes

193k views

In pure water, a red blood cell from an animal will swell and burst, but a leaf cell from a plant will not. Which rigid structure in the leaf cell is responsible for this difference?

asked Dec 6, 2021

1 answer

5 votes

230k views

what are the body systems on taking notes, looking at what’s on the board, listening to what the teacher is saying, and thinking about what’s going on.

asked Nov 7, 2021

2 answers

5 votes

112k views

10, 10, 10, 12, 14, 16, 16, 18, 18, 18, at what percentile is 14?

asked Sep 20, 2021

1 answer

1 vote

146k views

2. Which sentence describes a commercial that appeals to ethos? O A. An ad to sell skin care products features a medical doctor who approves the product. O B. An ad to promote a weight-loss product shows

asked Sep 4, 2021

1 answer

4 votes

217k views

Solve the following system using substitution. Be sure to check your solution. Show every step. -2x + 5y = 19 3x - 4 = y

asked May 21, 2021

1 answer

1 vote

149k views

Pls help me plsss which story represents the graph below

asked Jan 3, 2021

1 answer

5 votes

157k views

The distance between compressions of a longitudinal wave is a measure of its _____. speed frequency amplitude wavelength

asked Dec 17, 2020

2 answers

0 votes

156k views

Which of the following components of the immune system is the target for vaccinations? a. The complement system b. The innate immune response c. The inflammatory response d. The adaptive immune response

asked Nov 14, 2020

1 answer

2 votes

33.2k views

Mañana mis parientes llegan de Guayaquil. Son cinco personas: mi abuela Isabel, tío Carlos y tía Josefina, y mis primos Susana y Tomás. Mi prima es (1) y (2) . Baila muy bien. Tomás es un niño (3) pero

asked Oct 20, 2020

1 answer

2 votes

84.4k views

Pls help algebra 2 below

asked Sep 26, 2020

1 answer

0 votes

180k views

Find the next number in each sequence 128, -64, 32 ,-16

asked Aug 20, 2020

2 answers

3 votes

194k views

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