What do the number of protons determine for an element? (PLEASE HELP ME THIS IS TIMED!!!! PLEASE HELP!!!!!)

Answer and explain how you did it for brainest and 15 points. write the equation of a circle with a center at (-1,2) and a radius of 7 Which of the following has the most energy?heatultraviolet raysthe color blueradio waves Richard Hamilton decided to make art that __________________________,just like car bodies and the latest consumer goods.a.symbolized the times by their styleb.uses both historical and contemporary partsc.both A and Bd.neither A nor B PLS HELP ME WITH THIS! ITS URGENT! You don't have to give me a full paragraph but some small details pls cause I'm clueless! Ill give brainliest if the answers right!Write a paragraph by adding supporting details to this main idea: The Phoenician alphabet had an impact on many civilizations. Santiago has a points card for a movie theater.He receives 55 reward points just for signing up.He earns 12.5 points for each visit to the movie theater.He needs at least 160 points for a free movie ticket.Write and solve an inequality which can be used to determine xx, the number of visits Santiago can make to earn his first free movie ticket. 2+2 I really struggle with this one plz help Researchers have found that the larvae of all North American firefly species glow as a warning sign to ward off predators. However, the presence and use of lighting organs in adult fireflies vary greatly. Some species use glowing or light flashes as mating signals, while other species produce pheromones as mating signals and do not glow at all. Discuss how the physical characteristics and mating behavior of North American fireflies support the theory of speciation. In your discussion, provide a hypothesis to explain the driving force behind the differences in mating signals among the species. A helicopter pad has a circumference of 47.5 yards. Find the approximate diameter of the helicopter pad. Use 3.14 for . 12. A. 2 g of ferrous sulphate crystals 5 pointsare heated in a dry boiling tube. a)Name and define the type of reactionthat has taken place. b) Writebalanced chemical equation for theabove reaction. c) List two mainobservations of this reaction. B. Ashining metal 'M'on burning gives adazzling white flame and changes toa white powder N. a) Identify M'and'N'. b) Name the type of reactiontaking place and write the balancedchemical equation. Identify the correctly punctuated sentence in cach group.A. Do you know where Bailey shoes are?B. Do you know where Bailey's shoes are? C. Do you know where Baileys' shoes are?D. Do you know where Baileys's shoes are? What is the coefficient of the fifth term in a binomial that is raised to the sixth power?155206 Story that ends Once bitten Twice Shy Please help me and thank u later Solve this exercise using the fact that the sum of the measures of the three angles of a triangle is 180.In a triangle, the measures of the three angles are x, x+5, and x-35. What is the measure of each angle? Cusic Music Company is considering the sale of a new sound board used in recording studios. The new board would sell for $24,700, and the company expects to sell 1,640 per year. The company currently sells 1,990 units of its existing model per year. If the new model is introduced, sales of the existing model will fall to 1,660 units per year. The old board retails for $23,100. Variable costs are 53 percent of sales, depreciation on the equipment to produce the new board will be $1,035,000 per year, and fixed costs are $3,250,000 per year. If the tax rate is 24 percent, what is the annual OCF for the project What event was reported in newspapers around the country as an "act of hostility on part of the Georgia legislators."? A The removal of Black Legislators from the Georgia General Assembly. B The removal of Radical Republicans from the Georgia General Assembly The passing of the Ku Klux Klan Act D The addition of Black legislators to the Georgia General Assembly. Which best describes the main action called for by the Declaration of Independence?to seek peace with Great Britainto give the United States the power of self-governmentto declare war on Great Britainto create the First Continental Congress Venus is approximately 6.7 107 miles from the Sun. If the speed of light is approximately 1.86 105 miles per second, about how many seconds does it take light from the Sun to reach Venus?Can someone help me....??? the changeover to an industrialized economy led to a?A) Higher standard of living for the poorB) Scientific revolution.C) Shift of population to rural areas.D) Shift of population to urban centers 0.2 ( 10 - 5c ) = 5c - 16