0

Displaying 1-10 of 763 results.

What is the difference between potential and kinetic energy?

Posted 3 days ago by **claire** in Science 10 | 1 answers

#physics

In what ways do I share a responsibility toward the betterment of humanity with my All-Star team?

Posted 1 week ago by **Math** in Social Studies 10-2 | 1 answers

#globalization

1. A scooter is rented for 4 hours. If Dexter travelled 64 km and paid $56 for the rental...

i) What was his average speed km/hr?

ii) What was the rental rate in $/hr?

ii) The rental rate in $/km?

Posted 1 week ago by **tim123** in Math 20-2 | 1 answers

#proportional reasoning

What are the products made in the electrolysis of an aqueous solution of calcium bromide?

ANS: Br(l) + H2(g) + OH-(aq)

Follow-up Q: why would calcium not be included in the reaction when it is the fourth from the bottom on the table of reduction half-reactions (see chem 30 data booklet).

NOTE: may need to Google Chem 30 data booklet for table of reduction half-reactions.

Posted 3 weeks ago by **dare123** in Chemistry 30 | 0 answers

#electrochemistry

What products are produced during the electrolysis of an aqueous solution of nickel(II) bromide?

ANS: Ni(s) + Br(l)

Follow-up questions:

- How do you know when water comes into play and should be selected as an SOA/SRA?

Posted 3 weeks ago by **dare123** in Chemistry 30 | 0 answers

#electrochemistry

A scientist changes the frequency of an incident xray to 4.50 x 10 to the power of 19 Hz and measures the deflected xray frequency of 4.32 x 10 to the power of 19 Hz. What was the angle of deflection

Posted 1 month ago by **rvcsanson** in Physics 30 | 1 answers

#physics 30

How to write a source analysis on Economic globalization and the formate of source analysis? Plzzzz help!

Posted 1 month ago by **v.chuniyal1** in Social Studies 10-2 | 1 answers

#globalization

To what extend does globalization contribute to sustainable prosperity for all people? Plzz help!

Posted 1 month ago by **v.chuniyal1** in Social Studies 10-2 | 1 answers

#globalization

How has economic globalization affected contemporary globalization?

Posted 1 month ago by **v.chuniyal1** in Social Studies 10-2 | 1 answers

#globalization

^{1. }Addition and Subtraction of Radicals: Write each radical in simplest form.

^{A) }3sqrt(40) - 8sqrt(90)

^{B) }4sqrt(12) + 2sqrt(27) - 3sqrt(75)

^{C) }sqrt(48) + sqrt(8) - sqrt(27) - sqrt(32)

^{D) }sqrt(3x ^ 2) + sqrt(12x ^ 2)

^{E) }sqrt(9x ^ 3) - sqrt(25x ^ 3) + x * sqrt(16x)

^{F) }3y * sqrt(24x ^ 2 * y ^ 2) + 6x * sqrt(54y ^ 3)

^{2. }Multiplication of Radicals:

^{A) }2sqrt(3) * (7sqrt(5) - 5sqrt(3))

^{B) }(4 + sqrt(3))(4 + sqrt(3))

^{C) }(3sqrt(5) + sqrt(2)) ^ 2

^{D) }sqrt(2x) * sqrt(6x ^ 3)

^{E) }- 3sqrt(6 * 4 * sqrt(3))

^{F) }(- 2x * sqrt(x * y ^ 2))(6y * sqrt(x ^ 2 * y))

^{G) }sqrt(2x) * (sqrt(2) - sqrt(x))

^{H) }(sqrt(2x) + sqrt(y))(sqrt(2x) - 5sqrt(y))

^{I) }(2x - sqrt(3)) ^ 2

^{3. }Division of Radicals

^{A) }(sqrt(2))/(sqrt(14))

^{B) }(25sqrt(3))/(5sqrt(15))

^{C) }(12 + 2sqrt(5))/(sqrt(3))

^{D) }(sqrt(x) - 2)/(sqrt(x))

^{E) }sqrt x^ 3 * sqrt y^ 2 sqrt x^ 4 * sqrt y

^{F) }((7sqrt(2))(3sqrt(44)))/(2sqrt(3))

Posted 1 month ago by **tim123** in Math 20-2 | 0 answers

#radicals