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ryan nguyen

ryan n.

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3 NaHCO3 + H3PO4 ----> 3 CO2 + 3 H2O +Na3PO4 (OR "3" N a HC O3 + H3PO4 right arrow 3 CO2 + 3 H2O + N a3PO4 Use the following conversions: 1 mol = MW in g (2 d.p.) = 22.414 L gas at STP Calculate the theoretical yield if 350. g of N a3PO4 (MW = 163.94 g Na3PO4) are formed from 692 g of N a HCO3 (MW = 84.00 g NaHCO3) Theoretical yield = _____________

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A motorcycle drives up a steeply inclined ramp. The work done on the motorcycle by the Earth’s gravitational force is ____. zeropositivenegative

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22. The figure alongside represents the horizontal cross-section of a pond. ABDE is an isosceles trapezium in which \( \mathrm{AE}=1 \mathrm{~m}, \mathrm{ED}=5 \mathrm{~m}, \mathrm{BD}=7 \mathrm{~m} . \mathrm{BCD} \) is a semicircle on diameter BD. The sides of the pond are vertical and the depth of the water in the pond is 50 cm . Find the (i) perimeter of the given cross-section. (ii) area of the sides in contact with water. (iii) distance between AE and BD. (iv) volume of water in the pond.

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In a particle accelerator, one pathway to produce Cu-67 is via proton bombardment of Zn- 68, which results in the emission of 2 protons and formation of Cu-67. Write the nuclear reaction for this process using full nuclear rotation

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Suppose you are given the following data on incomes and expenditures for the economy of Canada in current prices for factors of production and outputs. Consumption expenditures: 2,000 Wages: 2,100 Government expenditure: 900 Net indirect taxes: 400 Exports: 1,100 Interest, rent, and profits: 1,000 Net Investment expenditure: 700 Imports: 1,200 Depreciation/CCA: 300 a. What is the value of nominal GDP measured by the expenditure approach? b. What is the implicit assumption made to ensure that adding expenditures will provide the value of output? Give one example of this assumption being violated. c. What is net domestic income at factor cost? d. What is the value of nominal NDP at market prices? e. What is the nominal value of GDP measured by the income approach? f. What is the implicit assumption made to ensure that adding factor incomes will provide the value of output? Give one example of this assumption being violated. g. What is the value of real GDP if the GDP deflator is 120?

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What is the thesis statement of “The homeless l cannot save

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(a) $g_1(x) = (x^2 + 1)^{1/3}$ \\ (b) $g_2(x) = \frac{2x^3 - x^2 + 1}{3x^2 - 2x}$ \\ (c) $g_3(x) = (x^3 - 1)^{1/2}$

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1. You are designing a roller coaster. If the car starts at rest from point A. Determine the vertical height required between point A and point B for the car to reach 90km/hr at point B. Also calculate the radius of curvature to ensure that the passengers don't experience a normal force greater than $3.5 \times mg$. Where m is 275kg and g is gravity. (20pts)

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Marked out of 1 Flag question Chose the indirect cost of accident from the following Oa. Money paid for treatment of employee b. Insurance paid to the employee c. Cost of lost time of injured worker Od. Compensation paid to employee Question 12 Not yet answered Marked out of 1 Flag question By wearing this you can work in flames for 30 seconds O a. CABA Ob. Approach suit c. Entry Suit Od. Proximity suit

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6. A 4-year study of bottled water brands conducted by the Natural Resources Defense Council found that 25% of bottled water is just tap water packaged in a bottle. Consider a sample of 5 bottled water brands, and let Y equal the number of these brands that use tap water. a) Give the probability distribution for Y as a formula. b) Find $P(Y = 2)$. c) Find $P(Y \le 1)$

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