Which instrument is used to measure how much matter is in an object

What is the correct formula of Nitic acid

Thunderclouds and rainstorms come from which type of front a. warm front b. occluded front c. stationary front d. cold front

Jim measures how long it takes for a toy car to roll down a ramp. He rolls the car down the ramp four times in the exact same way. Each roll, he measures the time it takes for the car to reach the bottom. Jim's results will most likely show that A.

Would more heat be released when 1.00 gram of ch4 (g) is burned in excess o2 (g) to form co2 (g) and h2o (ℓ) in a constantpressure calorimeter or in a constant-volume calorimeter?

Which are characteristics of a prokaryotic cell

How many protons does one atom of sulfur have

Which shows the electron configuration for zinc (Zn) ? [Kr]5s24d10 [Kr]5s24d6 [Ar]4s23d9 [Ar]4s23d10

What is the oxidation number of chromium in the ionic compound ammonium dichromate (nh4) 2cr2o7?

Draw an ecosystem with 10 biotic and 5 abiotic factor

Which organism is responsible for cleanup in this ecosystem? coyote vulture prairie dog grasshopper or prairie grass