What is the difference between the U.S. system of government and Great Britain’s parliamentary system?

somebody please help meeWhich two sources are secondary sources for an essay on World War II? 1) a history textbook on the events of World War ll2) a book about the effects of World War ll 3) The Diary of Anne Frank (the experiences of Jewish family during World War II) 4) the Constitution of France 5) letter written by a soldier who fought the Germans Nitric acid (HNO3) reacts with ammonia (NH3) in aqueous solution. Use your knowledge of nitric acid to decide what type of reaction arrow(s) to use. $$ Part 2 (1 point) Sulfuric acid (H2SO4) reacts with ammonia in aqueous solution. Use your knowledge of sulfuric acid to decide what type of reaction arrow(s) to use. $$ What ideology did the robber barons use to justify their excesses?A The Social ContractB Social DarwinismC The Social GospelD Social Capital What is the average for the following set of measurements?3.1 ml, 2.7 mL, 4.6 mL, 1.9 mL, 8.7 ml? Beth said the distance to school is 2.8 km. The actual distance is 3.5 km. What is the percent error A manufacturer claims that the mean lifetime,u , of its light bulbs is 51 months. The standard deviation of these lifetimes is 7 months. Sixty bulbs are selected at random, and their mean lifetime is found to be 53 months. Can we conclude, at the 0.1 level of significance, that the mean lifetime of light bulbs made by this manufacturer differs from 51 months?Perform a two-tailed test. Then fill in the table below.Carry your intermediate computations to at least three decimal places, and round your responses as specified in the table. (If necessary, consult a list of formulas.)the null hypothesis:The alternative hypotehsis:The type of test statistic (choose Z, t, Chi-square, or F)The value of the test statistic (round to at least three decimal places:Can we conclude that the mean lifetime of the bulbs made by this manufacture differ from 51 months? The viscid silk produced by the European garden spider (Araneus diadematus) has a resilience of 0.35. If 10.0 J of work are done on the silk to stretch it out, how many Joules of work are released as thermal energy as it relaxes? Read this excerpt from a letter to the city council:Dear city council members:The city has proposed limiting library hours in order tosave money. I understand that the city budget is beingchallenged at the moment, but no good will come ofdenying children access to the library after school.Children go to the library to learn and to get help with theirhomework. As a single parent, I rely on the library as anaffordable place where I know my kids will be safe. Of allthe programs to cut, the library should not be your firstchoice.Which statement best describes the authors point of view?A. The city should encourage better childcare optionsB. The city should find another way to save moneyC. The city should stop ignoring voters' opinions about librariesD. The city should expand library hours. What is the value of y?O A. 36O B. 72C. 54O D. 1080 nd interest for a loanTo pay for an $18,900 truck, Joe made a down payment of $3600 and took out a loan for the rest. On the loan, he paid monthly payments of $338.67 for 4years. Give three reasons why you might have a situation in which bacterial colonies were found on the first section of a streak plate, but not on sections two and three. I will give BRAINLIEST to whoever answers correctly first!!!Sophie wants to buy a pair of scissors that cost $1.82. If she gives the cashier a five dollar bill, howmuch change should she get back? Examine a product that has recently changed prices when you were at the grocery store in the past week. Analyze one determinant of supply and demand that has created the price to increase or decrease in your example. How did the change in demand or supply affect the market price in your example Express it in slop-intercept form What is the quotient when (-12x9 + 3x7 + 24x6) is divided by 6x? For a rollerblading party there are 50 tickets available. Jason buys 6 tickets and Heather buys three times as many as Jason bought. How many tickets are left to be sold?Show your work to the girl who helped me who is a kpop stand here? 20 BRLAIFASTNELSPURCHASEBAUNE OFCUT CARD INCOUPS50Jimmy was given a gift card tohis favorite breakfast restaurant.What equation represents thebalance of the gift card indollars, y, when x amount ofbreakfast meals are purchased?352065 According to the national association of home builders the mean price of an existing single family home in 2018 was $395,000. A real estate broker believes that existing home prices in her neighborhood are lower.