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If 0.590% solution of Na2CO3 will be used to precipitate Ca+2 from solution, determine the amount of solution, in grams needed to percipitate 5.00x102mL of 0.01120M Ca+2
1. Show that are logically equivalent. P ↔ Q and (P ∧ Q) V ( ¬P ∧ ¬Q)
:Calculate the sum of all elements in given matrix.
44 85 20 33 -18
56 35 67 -2 -54 45
44 42 56 -76 90
-56 78 -14 79 11 33 in java
25.0 grams of sodium chloride (NaCl) is dissolved in 100 grams of solution. What is the concentration of the solution in parts per million (ppm)?
Two identical 15.0-kg balls, each 25.0 cm in diameter, are suspended by two
35.0-cm wires. The entire apparatus is supported by a single 18.0-cm wire,
and the surfaces of the balls are perfectly smooth.
a) Find the tension in each of the three wires.
b) How hard does each ball push on the other one?
Suppose 17 grams of sucrose is dissolved in 183 grams of water. What is the concentration of sucrose ppm?
A circular coil of radius 5x10-2m and with 40 turns is carrying a current of 0.25 A. determine the magnetic field of the circular coil at the center.
Your answer sheets showing your name and solution.
1. Given the following:
· g: "You can graduate."
· m: "You owe money to the college."
· r: "You have completed the requirements of your major."
· b: "You have an overdue book."
Translate "You can graduate only if you have completed the requirements of your major, you do not owe money to the college, and you do not have an overdue book." into a propositional logic.
2. Show that are logically equivalent.
3. Show, by the use of the truth table (truth matrix), that the is a contradiction.
How does iron binding by polyphenols provides antioxidant, antibacterial and anticancer effects?
Given
[1 1 -1]
A=[2 2 3]
[4 0 0]
[1 1 -1]
b=[2 2 3]
[4 0 0]
1.Find –A-1+ 3BT
2.Find B-1+ ( AT+A-1)
#340153 on Dec 2023