Determine the molar mass of the following organic compound. | g/mol 2 3 1 4 6 C 7 00 9 +/- 0 X 100 Determine the molar mass of the following organic compound. F g/mol 1 2 3 НАС 4 6 C 7 8 9 +/- 0 x 100 Which of the following molecules can be classified as an alkene? А B OH NH2 A) A OH B) B D C) C O= NH2 D D
3) Calculate the percentage by mass of hydrogen in PtCl2(NH3)2 A) 0.672 B) 2.016 C) 1.008 D) 0.034 E) 1.558 4) How many molecules of CH4 are in 48.2 g of this compound? A) 1.81 x 1024 B) 4.00 C) 2.00 x 1023 D) 4.64 x 1026 E) 5.00 x 10-24 5) A sample of CH2F2 with a mass of 19 g contains A) 9.5 B) 3.3 * 1024 C) 2.2 x 1023 atoms of F. D) 4.4 x 1023...
Consider the following reaction: 3 C2H6O(g) + 2 K2Cr2O7(aq) + 8 H2SO4(aq) → 3 C2H4O2(aq) + 2 Cr2(SO4)3(aq) + 2 K2SO4(aq) + 11 H2O(l) Which element is being reduced?
Question 3 of 37 Determine the mass in grams of 3.52 1021 atoms of arsenic. (The mass of one mole of arsenic is 74.92 g. g 1 2 3 4 5 6 с 7 8 9 +/- 0 X 100 + 29 MacBc
what is the mass percentage of c in morphine
Problem 3.13 A planet of mass 3 x 104 kg is at location <6 x 101, s 101, 0 m. A star of mass 9 x 100 kg is at location <3 x 1011 8 x 10, 0> m. wil be useful to draw a diagram of the situation, including the relevant vectors (a) What is the relative position vector 7 pointing from the planet to the star? (b) What is the distance between the planet and the star? 1기...
1. (2 points) As shown in the figure to the right, a 2 kg mass is placed at x 3 cm, y-5 cm. A 7 kg mass is placed at x 9 cm, y 2 cm. A 5 kg mass is placed at the origin. What is the magnitude and direction of the net gravitational force on the 2 kg mass from the 5 kg and 7 kg masses? (Assume that these masses are located in space, i.e. ignore the...
A solid disk with a c value of 1/2, mass of 3 kg, and radius of 1.5 meters lies on a horizontally (so the normal force and weight can be ignored). A force of 9 Newtons is applied 0.22 meters directly to the right of the center in the +x direction, a force of 24 Newtons is applied at 0.81 meters directly below of the center in the +x direction and a force of 8 Newtons is applied at the...
1. What is the mass of 0.25 moles of Na.O? 2- How many moles are in 10000 miligram of Fels? 3. How many atoms are in 0.25 moles of MgFz? 4. Find the mass of 100000 atom of KOH. 5. How many molecules are in 5 moles of Mgiz? 6- Find % of all in 1 mole of Al(OH)3. 7- How many gram of Oxygen is in 22 gram of Al(OH)3 22g x 100 8. How many atoms are in...
X + Question 11 of 15 Determine the molar mass of CH3OCH3. g/mol 1 2 3 4 5 6 7 8 9