Suppose 18 is 54% of a number x
This means,
18=54%*x
=>x=18/54%=(18/54)*100=33.333
So, the number is 33.333 approximately
what is the mass number for an atom of xenon containing 54 protons and 79 neutroms Chem101 Question 9 of 16 What is the mass number for an atom of xenon containing 54 protons and 79 neutrons? +/- X 100 MacBook Air
The longest lived isotope of Tc has 54 neutrons. What is the mass number of this isotope?
What is the total electron number for Bromine negative ion: Br- ? a. 53 b. 54 c. 7 d. 36 e. none of the above
A neutral isotope was discovered that had a mass number of 132 and contained 54 electrons. What is the chemical symbol of the element of this isotope?
number 54 please Percent Decimal Ratio Fraction 1:10 53. 60% 54. 66% 66-% 3 55. 25%
Pinned End LILIL Fixed End 18 ft Brace | Brace 18 ft 54 ft Brace|||Brace 18 ft Fixed End Pinned End I Cross-section Weak-axis buckling Strong-axis buckling 0.5 inch 1 5 inches 0.5 inch I 0.5 inch 5 inches A steel column (E = 29,000 ksi) has the cross-section indicated and is supported and braced as shown. Complete the following: 1. Calculate the strong-axis moment of inertia Ix. 2. Calculate the weak-axis moment of inertia Iy. 3. Calculate the critical...
67. Recently, the annual number of driver deaths per 100,000 for the selected age groups was as follows: Age Number of Driver Deaths per 100,000 16-19 38 20-24 36 25-34 24 35-54 20 55-74 18 75+ 28 Table 12.19 a For each age group, pick the midpoint of the interval for the x value. (For the 75+ group, use 80) b using ages as the independent variable and "Number of driver deaths per 100.000" as the dependent variable, make a...
n the sum of 54 34 and 45 66, the number of significant figure for the answer is Select one a.4 b5 c 2 d.1
(1 point) Let A = [-28 6 1 6 -54 11 12 -81 ] 18 17] Find an invertible matrix P and a diagonal matrix D such that D = P-1AP. P =
Pinned End Fixed End 18 ft Brace Brace 18.ft 54 ft Brace Brace 18 ft Fixed End Pinned End I Weak-axis buckling Strong-axis buckling 0.5 inc Cross-section 0.5 inch 3 5 inches 0.5 inch 0.5 inch 1 5 inches A steel column (E = 29,000 ksi) has the cross-section indicated and is supported and braced as shown. Complete the following: 1. Calculate the strong-axis moment of inertia Ix. 2. Calculate the weak-axis moment of inertia ly. 3. Calculate the critical...