Phosphorus-32 has a half-life of 14.0 days. Starting with 4.00 g of 32 P, how many grams will remain after 98.0 days?

When 3.77 moles of sodium carbonate react with excess calcium phosphate, how many moles of product will be produced from this reaction?

A 30.60 g sample of a substance is initially at 25.6 °c. after absorbing 2811 j of heat, the temperature of the substance is 175.0 °c. what is the specific heat (c) of the substance?

A cosmetologist has an ethical duty to do which of the following?

The mass of the sun is 2 x 10 (30) kg, and the distance between Neptune and sun is 30 AU. What is the orbital period of Neptune in earth years

When a solution of NaI reacts with a solution of AgNO3, what is the net ionic equation? Na + (aq) + NO3 - (aq) → NaNO3 (s) Na (aq) + NO3 (aq) → NaNO3 (s) No reaction Ag + (aq) + Cl - (aq) → AgCl (s)

Name the following compounds. NH4OH

How many minutes will be required to deposit 1.00 g of chromium metal from an aqueous?

Does a gas discharge tube filled with boron emit the same wavelength

What is HNO3 it's formula

Which indicator would be the best to use for a titration between 0.10 m hcooh with 0.10 m naoh? you will probably need to consult the appropriate table in the book. 1. methyl red, color change at ph 3-5 2.