Straighterline exams 12 - Study guides, Class notes & Summaries

Question 1 Incorrect 0.00 points out of 5.00 Answer the question. Which is a false statement? Select one: A. All irrational numbers are real numbers. B. All natural numbers are rational numbers. C. All rational numbers are real numbers. D. All integers are whole numbers. Straighterline MAT099 Introduction Algebra Midterm Exam (New Version June 2024) We are a team of experts offering class attendance for all Straighterline, Online ATI, HESI, NCLEX, Portage Learning, Sophia etc course...

Question 1 Correct 4.16 points out of 4.16 Factor out the greatest common factor first. Then factor by grouping. 10t5 + 50t4 − 15t3 − 75t2 Select one: A. 5t2(2t2 − 3)(t + 5) B. (t + 5)(10t4 − 15t2) C. 5t2(t + 5)(2t − 3) D. (t2 + 5t)(10t3 − 15t) Question 2 Correct 4.17 points out of 4.17 Solve the problem. The shorter leg of a right triangle is 7 cm less than the longer leg. The length of the hypotenuse is 2 cm more than the longer leg. Find the length of the hypotenu...

Question 1 Correct 5.00 points out of 5.00 Talc is a mineral with low conductivity for heat and electricity which is not attacked by acid. It is used in talcum powder and face powder. Suppose a sample of talc weighs 13.65 g with a density of 1.75 g/cm3 in mineral oil. If this same sample of talc in air weighs 35.97 g, assuming no volume change, what is the density of the talc sample in air? Select one: A. 2.44 g/cm3 B. 2.82 g/cm3 C. 1.61 g/cm3 D. 4.61 g/cm3 E. 2.63 g/cm3 Question 2...

Question 1 Correct 6.25 points out of 6.25 Question 2 Correct 6.25 points out of 6.25 Multiply the polynomials by using the distributive property. Select one: a. b. c. d. Factor completely. Select one: a. b. c. d. (8t7u3)(3t4u5) 24t3u−2 11t11u8 24t11u8 24t28u15 9x4 + 21x3 − 9x2 − 21x −3x(3x + 7)(x + 1)(x − 1) 3x(3x + 7)(x + 1)(x − 1) 3x(3x − 7)(x + 1)(x − 1) 3x(3x + 7)(x + 1)2 Straighterline MAT201 PRECALCULUS GRADED EXAM 1 (New Version August 2024) ...

Question 1 Correct 5.00 points out of 5.00 Flag question Which of the following statements best predicts the effect of a substance that blocks creatine kinase activity? Select one: Straighterline BIO 201 Anatomy & Physiology I Graded Exam 3 (New Version June 2024) We are a team of experts offering class attendance for all Straighterline, Online ATI, HESI, NCLEX, Portage Learning, Sophia etc courses (including final proctored exams!!). We also write essays, discussion posts, research p...

Question 1 Correct 5.00 points out of 5.00 If 2.38 mol of a gas has a volume of 120.0 mL, what is the volume of 1.97 mol of the gas at the same temperature and pressure? Select one: A. 99.3 mL B. 119 mL C. 145 mL D. 25.6 mL E. 563 mL Question 2 Correct 5.00 points out of 5.00 What are the conditions of STP? Select one: A. 0°C and 760 atm B. 273.15°C and 760 torr C. 0 K and 1 atm D. 0°C and 1 torr E. 273.15 K and 760 torr Straighterline CHEM101 General Chemistry I Graded...

Question 1 Correct 5.00 points out of 5.00 According to which scientific law does the entropy of the universe increase in spontaneous processes and remain unchanged in equilibrium processes? Select one: A. 1st universal law B. 1st law of entropy C. 2nd law of thermodynamics D. 3rd law of thermodynamics E. 1st law of thermodynamics Straighterline CHEM101 General Chemistry I Graded Exam 4 (New Version June 2024) We are a team of experts offering class attendance for all Straighterline...

Question 1 Correct 4.17 points out of 4.17 The incidence of deaths from communicable disease is in the United States compared to the entire world. Select one: a. less b. greater c. about the same Question 2 Correct 4.17 points out of 4.17 Using microbes to detoxify a site contaminated with heavy metals is an example of . Select one: a. immunology b. bioremediation c. epidemiology d. decomposition e. biotechnology Straighterline BIO250 Microbiology Graded Exam 1 (New Version...

Question 1 Correct 4.17 points out of 4.17 The movement of substances from higher to lower concentration across a semipermeable membrane via a specific protein carrier but without energy expenditure is called . Select one: a. facilitated diffusion b. active transport c. diffusion d. endocytosis e. osmosis Question 2 Correct 4.17 points out of 4.17 An organism that cannot grow without oxygen is a/an . Select one: a. facultative anaerobe b. obligate anaerobe c. aerobe d. oblig...

Question 1 Correct 6.00 points out of 6.00 What is the internal energy of 7.91 x 1022 gas molecules at a temperature of 300 K? Select one: a. 164 J b. 109 J c. 44.2 J d. 492 J Question 2 Correct 6.00 points out of 6.00 Because the energy in SHM alternates between kinetic and potential, at some position x, the kinetic energy must be equal to the potential energy. For the general case, an object undergoing SHM with an amplitude A, which of the following is this position? Select on...