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0 answers

If Potassium Chloride and Citric Acid are mixed, is it a chemical change?

asked Jul 11, 2017 in Chemistry by Mary

1 answer

Who knows the way to factorise this? a4 - 13a2 + 36

asked Jul 11, 2017 in Algebra by Antoine

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Is f(x) a polynomial function? How to determine?

asked Jul 11, 2017 in Algebra by Braydon

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How to solve: ( x^4 + 4x^3 - 14x^2 -34x+39) / ( x + 3 )

asked Jul 11, 2017 in Algebra by Lucas

1 answer

Help! How to solve it?

asked Jul 11, 2017 in Algebra by Braylon

2 answers

Detecting an oxidizing agent

asked Jul 11, 2017 in Chemistry by Christian

1 answer

Tell the difference: atomic mass and mass number

asked Jul 11, 2017 in Chemistry by Aliza

0 answers

Help to determine the number of photons

asked Jul 10, 2017 in Physics by Andre

1 answer

Help to solve h=96t-16t^2

asked Jul 10, 2017 in Algebra by anonymous

1 answer

What type of substance lactase and carbonic anhydrase is?

asked Jul 10, 2017 in Chemistry by Eddie

1 answer

Red vs Blue light: compare wavelength and frequency

asked Jul 10, 2017 in Physics by Katrina

1 answer

Write the formula

asked Jul 10, 2017 in Chemistry by Caleb

1 answer

Which one is a binomial?

asked Jul 10, 2017 in Algebra by Tiffany

1 answer

How to differentiate a function ( x^sinx)

asked Jul 10, 2017 in Algebra by Krish

1 answer

What is the conjugate acid of NH3

asked Jul 10, 2017 in Chemistry by Krista

0 answers

Help me solve 20/2(5+5)

asked Jul 10, 2017 in Algebra by Brian

1 answer

speed of light: air vs water

asked Jul 10, 2017 in Physics by Caiden

0 answers

Solve a logarithmic equation: 2 log x = log 36

asked Jul 10, 2017 in Algebra by Wade

0 answers

Express 1/8 as a percentage

asked Jul 10, 2017 in Algebra by Nora

2 answers

Determine the polarity of molecules

asked Jul 10, 2017 in Chemistry by Evie