A student records conductivity measurements shown below. Which best describes unknown Y, according to the data? N = nonelectrolyte; SE = strong electrolyte; WE = weak electrolyte NaCl 7464 µS/cm CaCl2 12541 µS/cm HC2H3O2 609 µS/cm Y 545 µS/cm

Two electrons a fixed distance apart, exert an electric force of 1.00 × 10-25 N on each other. What is the distance (units: cm) between these two point charges? NOTE: Use correct rounding and significant figures in the answer Enter numerical answer in proper standard notation, not scientific notation Do not enter units with the answer  

A capacitor has a capacitance of 45.0 μF. If you want to store 175 J of electric potential energy in this capacitor, what potential difference (units: V) do you need to apply to the plates? NOTE: Use correct rounding and significant figures in the answer Enter numerical answer in proper standard notation, not scientific notation Do not enter units with the answer

A 9.0 V battery is connected to a 5.5 Ω resistor as shown in the circuit below. Calculate the current (units: A) through the resistor. NOTE: Use correct rounding and significant figures in the answer Enter numerical answer in proper standard notation, not scientific notation Do not enter units with the answer

A capacitor has a capacitance of 70.0 μF. If you want to store 205 J of electric potential energy in this capacitor, what potential difference (units: V) do you need to apply to the plates? NOTE: Use correct rounding and significant figures in the answer Enter numerical answer in proper standard notation, not scientific notation Do not enter units with the answer

This is a tracing problem. Given that the following functions are defined below and lines 2 and 3 are run in the Command Window, fill in the blanks on each line with the value of the variable indicated in the comments. Note: Indicate vectors of characters by placing single quotes around them. Indicate vectors of logicals by placing brackets around zeros and ones for true and false respectively. Indicate vectors of numbers by placing brackets around the numbers in the vector. 1     %Command Window Scope2     a = ‘AbCdEf-02′;    %The last two characters in this vector are zero and one3     c = gamma(a)    % The value stored in c after this line has run is [ans1]4     function c = gamma(a)5         a    % The value stored in a after this line has run is [ans2]6         a = delta(a)     % The value stored in a after this line has run is [ans3]7         b = strfind(a,’-‘)    % The value stored in b after this line has run is [ans4]8         c = zeta(a(b+1:end))    % The value stored in c after this line has run is [ans5]9         d = a(1:b-1)    % The value stored in d after this line has run is [ans6]10       d([1, 3, 5]) = ‘hit’    % The value stored in d after this line has run is [ans7]11       d(2:2:end) = []    % The value stored in d after this line has run is [ans8]12       c = [upper(d) num2str(c)]    % The value stored in c after this line has run is [ans9]13    end14    function b = delta(b)15        b    % The value stored in b after this line has run is [ans10]16        c = (b==’A’) | (b==’C’) | (b==’E’)    % The value stored in c after this line has run is [ans11]17        b(c) = b(c)+32    % The value stored in b after this line has run is [ans12]18    end19    function c = zeta(b)20        b    % The value stored in b after this line has run is [ans13]21        c = double(b(1))    % The value stored in c after this line has run is [ans14]22        c = c + str2num(b(2))    % The value stored in c after this line has run is [ans15]23    end

A woman with type A blood has parents who are both type AB and a husband who is a type B. What is the probability that her first child will be a son with type O blood?

Researchers found the strain of E. coli that had mismatched bases ratio one hundred times higher than normal. Which of the following is the most likely cause of these results?

The unlettered circle at the top of the following figure shows a nucleus of a parental cell. Which of the five circles below it represents a nucleus of the healthy gamete that could be produced in Meiosis? [Meiosis] Which of the five circles below it represents a nucleus of a healthy daughter cell in the end of Mitosis? [Mitosis]  

Homologous chromosomes have