science
why barium comnpounds are toxic
Math
2.30?
Math
2.36 rounded to the tenths place
Definition
What does TRAC stand for
Math
Write a story for the following multiplication problem : 16x5 Derrick gets $5 for every hour he works at the store. He works for 16 hours each day. How much money does he get everyday? Is that a good problem? Write a story for the following multiplication problem : 144x78 I ca...
College Chemistry
Got it. thanks for the help!
College Chemistry
A gas containing carbon and hydrogen analyzed as 85.6 % carbon and 14.4 % hydrogen. A 42.1 g sample of a gas occupied a volume of 7490 mL with a pressure of 2280.0 torr at 92 °C. Enter the molecular formula of the compound. Thanks.
College chemistry
Need help balancing chemical equation. Complete and balance the chemical equation. Be sure to include the states of the reactants and products. C3H8(g)+O2(g) →
Chemistry College
A 79.1 g mixture of the compounds calcium chloride and sodium sulfide is 80.9 % by mass sodium sulfide. The compound sodium sulfide is 58.9 % by mass sodium. Calculate the mass (g) of sulfur in the mixture. thanks.
Statistics
A study on the amount of dye needed to get the best color for a certain type of fabric was conducted. The following data give the photometer readings for the color density of the fabric when the amount of dye used was 1% of the weight of the fabric. 13.2 11.5 12.9 13.0 11.7 10...
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