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How would a behaviourist teacher explain 1/2÷1/3?
What is the volume (mL) of 55 g of Pb with the density of 11.29 g/mL
11. Solve the system by using the substitution method:
y=(x+3)²-1
y=2x+5
A. (-3,-1) and (-1,3)
B. (-1,-3) and (3,-1)
C. (-3,1),(-1,3),(-1,-3) and (3,-1)
D.No solution! it is an inconsistent system
12. Solve the system by using the elimination method:
3x+y²=21
4x²-2y³=-2
A. (2,3) and (2,-3)
B. (-2,3) and (-2,-3)
C. (2,3),(2,-3),(-2,3) and (-2,-3)
D. No solution! It is an Inconsistent System
A 10.0 mL sample of H₂SO₄ was exactly neutralized by 13.5 mL of 1.0 M KOH. What is the normality of the H₂SO₄?
Systems Of Nonlinear Equations
-Solve the following equations.
1. { x+2y=0
{ x²+y²=5
2. { x+y=3
{ x²+y²=2
The average number of trailer trucks that passed by the South Road Properties in the morning is 60 trucks. What is the probability that exactly 65 trucks will pass by in the following morning?
- Find the measure, to the nearest degree, of the acute central angle in the figure below.
(The radius is 21 and the arc length is 18.)
2 Explain what would happen to the measure of the central angle in the figure aboce if the radius were doubled (and the arc length remained unchanged).
H2O -> H2 + O2
A.How many moles of O2 are produced when 1.26 moles if H2O is reacted?
B. How many moles of H2O are needed to produce 55.7 moles of H2
C. If enough H2O is reacted to produce 3.40 moles of H2 then how many moles of O2 must have been made?
If the percentage yield is 1.92%, what mass of KC7H5O2 can be expected?
‘Bhartdarshan’ is an Internet-based travel agency wherein customers can see videos of the
cities they plan to visit. The number of hits daily is a normally distributed random variable
with a mean of 10,000 and a standard deviation of 2,400.
a. What is the probability of getting more than 12,000 hits?
b. What is the probability of getting fewer than 9,000 hits?
#340153 on Dec 2023