What is the empirical formula of a compound containing 90 grams carbon, 11 grams hydrogen, and 35 grams nitrogen? (5 points)
Oa
C₃H₂N
Oь
C2HAN
CHION
Ос
Od
C₂ H₂N

If the terminal point determined by t is (-5,-4), then\sin (t) = ;\cos (t) = ;\tan (t) = . 3 fair coins are tossed.a) What is the probability of getting all 3 heads? (My Answer is 1/8)b) What is the probability of getting all 3 tails? (My Answer is 1/8)c) What is the probability of getting all 1 head and 2 tails? (My Answer is 3/8)d) What is the probability of getting all 2 heads and 1 tail? (My Answer is 3/8)My Question:e) What do the probabilities from parts (a) to (e) add up to? HELP ASAP!What are the benefits of speaking another language? ead the passage about what happened in Pompeii after Mount Vesuvius erupted. There was found a skeleton with a bronze axe, having attempted to break through the wall next to him. It is not unreasonable to suppose that he was . . . unable to flee by means of the courtyard, where the volcanic debris was too abundant, had attempted to make his way through the opposite wall.Franois de Paule LatapieWhy is the passage an example of a secondary source?The author is describing a firsthand account of the ruins of Pompeii.The author is providing commentary on his discovery in the ruins of Pompeii.The author is explaining what he experienced during the eruption of Mount Vesuvius.The author is presenting evidence about the damage caused by the eruption of Mount Vesuvius. Can someone help meh on this question? Which view displays the records in columns and rows like excel worksheet Fill in the blanks. The chemical effect of an electric current on a potato causes a blue-green spot to appearnear theterminal of the battery HELLLLLLLP ASAP ITS DUE TODAAAAY :( How can data consolidation be helpful? Check all that applyIt can set up automatic updating of data within one worksheet.it can summarize data from worksheets in different workbooks.it helps to summarize data from worksheets that are not identical.it combines data from multiple sheets to create one concise table. it summarizes data based on how many rows and columns have values. what is the answer? Solve this system of equations: y=2x x=-y+6plz don't guess Sally is working on a new recipe for her party. She needs to get 3.5 pounds of strawberries, 1 quart of milk, and 1 box of sugar cookies. The prices below list how much items will cost Sally at the grocery store.Strawberries $1.68 per poundQuart of milk $2.38 eachBox of sugar cookies $1.99 eachPart A:How much will 3.5 pounds of strawberries cost?Part B:What will Sally's total grocery bill be?I REALLY NEED HELP PLEASE STAT Explain why a scientist should or should not change a theory based on one experiment? A scientist wants to increase the chance of pregnancy in mice. He gives the mice a hormone thatcauses them to produce more gametes. Which of the following statements justifies which processthe cells went through after the hormone injections?GROUP OF CHOICESMitosis because more cells will be produced at a faster rate.Mitosis, because daughter cells genetically identical to the parent cell are needed for reproduction.Meiosis, because the cells produced need to be diploid rather than haploidMeiosis since it produces haploid cells needed for reproduction. Which line most clearly shows a character resolving conflict?A) Judy set her heart on winning the captain position of the dance team.B) Mary looked Stacy in the eye and told her she had lost the necklace.C) Roy searched for witnesses of Tim's crime, interviewing one witness after another.D) James began to focus on his business at the cost of everything, including his friendships. Plz help!!!! Will give more points!!! And brainliest!!!Write an editorial to a newspaper in Brazil in support of or opposing to cutting down trees in the Amazon rainforest to that the editorial should include at least three examples that support your argument. what is the simplest form of this ratio?100:40:20 Please answer correctly !!!!!!!!!!! Will mark brainliest !!!!!!!!!!!!!!!!!! Help please The answer choices are A) x=3/xB)x=9/xC)0=3/x+xD)0=9/x+x match the different parts of leaf to its description.Just in case you can't read the picture well I wrote out what it says. Here are the boxes.1.Leaf blade2.Cutin3.Xylem and phloem 4.PetioleHere are the answers for those!A.Part by which the leaf is attached to the plant.B.Flattened part on the leafC.Upper cover consisting of a waxy layer D.Conducting tissues